Enabling ISV to run custom checks prior to releasing document for xRechnung and ZUGFeRD

[miljance]

Summary

1. XRechnungFormat.Codeunit.al:

   • Added a call to OnAfterCheck() event at the end of the Check() method
   • Added a new OnAfterCheck integration event with parameters: SourceDocumentHeader, EDocumentService, and EDocumentProcessingPhase

2. ZUGFeRDFormat.Codeunit.al:

   • Added a call to OnAfterCheck() event at the end of the Check() method
   • Added a new OnAfterCheck integration event with the same parameters

Work Item(s)

Fixes #29583