Update rector workflow.

[terabytesoftw]

Q	A
Is bugfix?	✔️
New feature?	❌
Breaks BC?	❌

[what-the-diff]

PR Summary

• Updated the PHP version in GitHub Workflows
  The GitHub workflow configuration file for the Rector has now been adjusted to work with the newer version of PHP, changing from version 8.0 to 8.1. This update should ensure the app continues to perform efficiently, taking advantage of the latest improvements in PHP.

[codecov]

Codecov Report

Patch and project coverage have no change.

Comparison is base (cb555b9) 98.02% compared to head (108cd9a) 98.02%.

Additional details and impacted files

@@            Coverage Diff            @@
##             master     #272   +/-   ##
=========================================
  Coverage     98.02%   98.02%           
  Complexity      328      328           
=========================================
  Files            17       17           
  Lines          1013     1013           
=========================================
  Hits            993      993           
  Misses           20       20           

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