[Perl/perl5] 612e52: add codeql support

[Tony Cook via perl5-changes]

  Branch: refs/heads/tonyc/codeql
  Home:   https://github.com/Perl/perl5
  Commit: 612e5227236093e8de8e7153430dec5de2901aac
      
https://github.com/Perl/perl5/commit/612e5227236093e8de8e7153430dec5de2901aac
  Author: Tony Cook <t...@develop-help.com>
  Date:   2023-08-22 (Tue, 22 Aug 2023)

  Changed paths:
    A .github/workflows/codeql.yml

  Log Message:
  -----------
  add codeql support