Bump actions/checkout and add PHP 8.3

[williamdes]

• Bump actions/checkout
• Add PHP 8.3

[codecov-commenter]

Codecov Report

Patch coverage: 100.00% and project coverage change: +3.74% :tada:

Comparison is base (70b63fa) 69.33% compared to head (b7cd281) 73.07%. Report is 6 commits behind head on main.

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Additional details and impacted files

```diff @@ Coverage Diff @@ ## main #642 +/- ## ========================================== + Coverage 69.33% 73.07% +3.74% ========================================== Files 128 127 -1 Lines 27022 21875 -5147 ========================================== - Hits 18735 15986 -2749 + Misses 8287 5889 -2398 ``` | [Flag](https://app.codecov.io/gh/tecnickcom/TCPDF/pull/642/flags?src=pr&el=flags&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=None) | Coverage Δ | | |---|---|---| | [php-5.3-ubuntu-latest](https://app.codecov.io/gh/tecnickcom/TCPDF/pull/642/flags?src=pr&el=flag&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=None) | `?` | | | [php-5.4-ubuntu-latest](https://app.codecov.io/gh/tecnickcom/TCPDF/pull/642/flags?src=pr&el=flag&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=None) | `?` | | | [php-5.5-ubuntu-latest](https://app.codecov.io/gh/tecnickcom/TCPDF/pull/642/flags?src=pr&el=flag&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=None) | `?` | | | [php-5.6-ubuntu-latest](https://app.codecov.io/gh/tecnickcom/TCPDF/pull/642/flags?src=pr&el=flag&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=None) | `?` | | | [php-7.0-ubuntu-latest](https://app.codecov.io/gh/tecnickcom/TCPDF/pull/642/flags?src=pr&el=flag&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=None) | `?` | | | [php-7.1-ubuntu-latest](https://app.codecov.io/gh/tecnickcom/TCPDF/pull/642/flags?src=pr&el=flag&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=None) | `73.07% <100.00%> (+<0.01%)` | :arrow_up: | | [php-7.2-ubuntu-latest](https://app.codecov.io/gh/tecnickcom/TCPDF/pull/642/flags?src=pr&el=flag&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=None) | `72.95% <100.00%> (+<0.01%)` | :arrow_up: | | [php-7.3-ubuntu-latest](https://app.codecov.io/gh/tecnickcom/TCPDF/pull/642/flags?src=pr&el=flag&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=None) | `72.94% <100.00%> (+0.01%)` | :arrow_up: | | [php-7.4-ubuntu-latest](https://app.codecov.io/gh/tecnickcom/TCPDF/pull/642/flags?src=pr&el=flag&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=None) | `?` | | | [php-8.0-ubuntu-latest](https://app.codecov.io/gh/tecnickcom/TCPDF/pull/642/flags?src=pr&el=flag&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=None) | `?` | | | [php-8.1-ubuntu-latest](https://app.codecov.io/gh/tecnickcom/TCPDF/pull/642/flags?src=pr&el=flag&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=None) | `?` | | | [php-8.2-ubuntu-latest](https://app.codecov.io/gh/tecnickcom/TCPDF/pull/642/flags?src=pr&el=flag&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=None) | `?` | | | [php-nightly-ubuntu-latest](https://app.codecov.io/gh/tecnickcom/TCPDF/pull/642/flags?src=pr&el=flag&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=None) | `?` | | Flags with carried forward coverage won't be shown. [Click here](https://docs.codecov.io/docs/carryforward-flags?utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=None#carryforward-flags-in-the-pull-request-comment) to find out more. | [Files Changed](https://app.codecov.io/gh/tecnickcom/TCPDF/pull/642?src=pr&el=tree&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=None) | Coverage Δ | | |---|---|---| | [include/barcodes/qrcode.php](https://app.codecov.io/gh/tecnickcom/TCPDF/pull/642?src=pr&el=tree&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=None#diff-aW5jbHVkZS9iYXJjb2Rlcy9xcmNvZGUucGhw) | `64.05% <100.00%> (+7.30%)` | :arrow_up: | | [include/tcpdf\_fonts.php](https://app.codecov.io/gh/tecnickcom/TCPDF/pull/642?src=pr&el=tree&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=None#diff-aW5jbHVkZS90Y3BkZl9mb250cy5waHA=) | `44.00% <100.00%> (+0.78%)` | :arrow_up: | | [include/tcpdf\_static.php](https://app.codecov.io/gh/tecnickcom/TCPDF/pull/642?src=pr&el=tree&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=None#diff-aW5jbHVkZS90Y3BkZl9zdGF0aWMucGhw) | `53.10% <100.00%> (+4.53%)` | :arrow_up: | | [tcpdf.php](https://app.codecov.io/gh/tecnickcom/TCPDF/pull/642?src=pr&el=tree&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=None#diff-dGNwZGYucGhw) | `71.86% <100.00%> (+3.96%)` | :arrow_up: | ... and [78 files with indirect coverage changes](https://app.codecov.io/gh/tecnickcom/TCPDF/pull/642/indirect-changes?src=pr&el=tree-more&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=None)

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[williamdes]

I pushed one last minor change, nothing serious. This PR is ready.

Rebased since all PRs are in

[williamdes]

Done: #643

[williamdes]

Hi @nicolaasuni Sorry for my late updates and force pushes, I managed to get the CI all green. Are the changes still okay for you ?