Update minimum PowerShell Core version to 7.2.11 as 7.0 is now EOL

[bergmeister]

PR Summary

See https://learn.microsoft.com/en-us/powershell/scripting/install/powershell-support-lifecycle?view=powershell-7.3#powershell-end-of-support-dates

PR Checklist

• [x] PR has a meaningful title
  • Use the present tense and imperative mood when describing your changes
• [x] Summarized changes
• [x] Change is not breaking
• [x] Make sure all .cs, .ps1 and .psm1 files have the correct copyright header
• [ ] Make sure you've added a new test if existing tests do not effectively test the code changed and/or updated documentation
• [x] This PR is ready to merge and is not Work in Progress.
  • If the PR is work in progress, please add the prefix WIP: to the beginning of the title and remove the prefix when the PR is ready.

[JamesWTruher]

@bergmeister - Could you push an update so CI is run again?

[bergmeister]

@JamesWTruher done and also updated to latest patch version