ExchEcpVirtualDirectory and ExchOwaVirtualDirectory: add OAuthAuthentication property

[MrBookie7]

Pull Request (PR) description

• ExchEcpVirtualDirectory
  • Added parameter OAuthAuthentication
• ExchOwaVirtualDirectory
  • Added parameter OAuthAuthentication

This Pull Request (PR) fixes the following issues

• Fixes ExchEcpVirtualDirectory and ExchOwaVirtualDirectory: missing OAuthAuthentication property #503

Task list

• Added an entry to the change log under the Unreleased section of the file CHANGELOG.md.
  Entry should say what was changed and how that affects users (if applicable), and
  reference the issue being resolved (if applicable).
• Resource documentation added/updated in README.md.
• Resource parameter descriptions added/updated in README.md, schema.mof and comment-based
  help.
• Comment-based help added/updated.
• Localization strings added/updated in all localization files as appropriate.
• Examples appropriately added/updated.
• Unit tests added/updated. See DSC Community Testing Guidelines.
• Integration tests added/updated (where possible). See DSC Community Testing Guidelines.
• New/changed code adheres to DSC Community Style Guidelines.

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This change is 

[codecov]

Codecov Report

Attention: Patch coverage is 66.66667% with 2 lines in your changes missing coverage. Please review.

Project coverage is 52%. Comparing base (1d15ce4) to head (37951bb).
Report is 3 commits behind head on main.

Files with missing lines	Patch %	Lines
...aVirtualDirectory/DSC_ExchOwaVirtualDirectory.psm1	33%	2 Missing ⚠️

❌ Your project check has failed because the head coverage (52%) is below the target coverage (70%). You can increase the head coverage or adjust the target coverage.

Additional details and impacted files

@@         Coverage Diff         @@
##           main   #504   +/-   ##
===================================
  Coverage    52%    52%           
===================================
  Files        44     44           
  Lines      5739   5745    +6     
===================================
+ Hits       2996   3000    +4     
- Misses     2743   2745    +2     

Files with missing lines	Coverage Δ
...pVirtualDirectory/DSC_ExchEcpVirtualDirectory.psm1	97% <100%> (ø)
...aVirtualDirectory/DSC_ExchOwaVirtualDirectory.psm1	32% <33%> (ø)

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[MrBookie7]

@johlju could you please review and advise? I'm unsure if I need to do anything about the failed codedov/project check.