Update to node20 actions

[mkmer]

Description:

Update versions as complained about in PR# https://github.com/fronzbot/blinkpy/pull/906 by github actions.

Related issue (if applicable): fixes #

Checklist:

• [ ] Local tests with tox run successfully PR cannot be meged unless tests pass
• [ ] Changes tested locally to ensure platform still works as intended
• [ ] Tests added to verify new code works

[codecov[bot]]

Codecov Report

All modified and coverable lines are covered by tests :white_check_mark:

Project coverage is 99.79%. Comparing base (72f69ac) to head (e769d54).

Additional details and impacted files

```diff @@ Coverage Diff @@ ## dev #907 +/- ## ======================================= Coverage 99.79% 99.79% ======================================= Files 8 8 Lines 1487 1487 ======================================= Hits 1484 1484 Misses 3 3 ``` | [Flag](https://app.codecov.io/gh/fronzbot/blinkpy/pull/907/flags?src=pr&el=flags&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=Kevin+Fronczak) | Coverage Δ | | |---|---|---| | [unittests](https://app.codecov.io/gh/fronzbot/blinkpy/pull/907/flags?src=pr&el=flag&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=Kevin+Fronczak) | `99.79% <ø> (ø)` | | 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=Kevin+Fronczak#carryforward-flags-in-the-pull-request-comment) to find out more.

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[fronzbot]

🙏