Release version 0.23.7

[JiriPavela]

• Add Flamegraph diffs to the showdiff report
• Fix Flamegraph height scaling in showdiff report
• Add CPU vulnerabilities overview to the profile specification in showdiff
• Perun now supports Python 3.13
• README file has been updated with more detailed installation instructions

[codecov[bot]]

Codecov Report

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

Project coverage is 98.88%. Comparing base (694e1ae) to head (937dbe7). Report is 2 commits behind head on devel.

Additional details and impacted files

```diff @@ Coverage Diff @@ ## devel #268 +/- ## ======================================= Coverage 98.88% 98.88% ======================================= Files 159 159 Lines 10894 10894 ======================================= Hits 10772 10772 Misses 122 122 ``` | [Flag](https://app.codecov.io/gh/Perfexionists/perun/pull/268/flags?src=pr&el=flags&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=Perfexionists) | Coverage Δ | | |---|---|---| | [coverage-3.10](https://app.codecov.io/gh/Perfexionists/perun/pull/268/flags?src=pr&el=flag&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=Perfexionists) | `98.88% <ø> (+<0.01%)` | :arrow_up: | | [coverage-3.11](https://app.codecov.io/gh/Perfexionists/perun/pull/268/flags?src=pr&el=flag&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=Perfexionists) | `98.88% <ø> (ø)` | | | [coverage-3.12](https://app.codecov.io/gh/Perfexionists/perun/pull/268/flags?src=pr&el=flag&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=Perfexionists) | `98.87% <ø> (ø)` | | | [coverage-3.13](https://app.codecov.io/gh/Perfexionists/perun/pull/268/flags?src=pr&el=flag&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=Perfexionists) | `98.87% <ø> (ø)` | | | [coverage-3.9](https://app.codecov.io/gh/Perfexionists/perun/pull/268/flags?src=pr&el=flag&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=Perfexionists) | `98.85% <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=Perfexionists#carryforward-flags-in-the-pull-request-comment) to find out more.

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