[Enhancement]: Add Pull request validation for linked issue and milestone

[PropmanProphecy]

Feature description

since the BusinessCentralApps repo have check to see if pull request have an issue and milestone linked.
would it be possible to also add some similar functionality to AL-GO

[basprintvis]

Any update on this enhancement request?

[freddydk]

We will be going through all feature request and try to prioritize these over the next weeks.

[mazhelez]

Meanwhile, feel free to re-use the functionality we came up with for BCApps and BusinessCentralApps.

E.g. https://github.com/microsoft/BCApps/blob/main/.github/workflows/WorkitemValidation.yaml