Allow to pass empty values to Set-PnPTenantCdnPolicy

[jackpoz]

Type

• [x] Bug Fix
• [ ] New Feature
• [ ] Sample

Related Issues?

Fixes #3935

What is in this Pull Request ?

Change Set-PnPTenantCdnPolicy to allow PolicyValue parameter to be an empty string or $null, while still being mandatory. Users will still need to specify -PolicyValue parameter. This is the same behavior as when calling Tenant.SetTenantCdnPolicy(..) in CSOM.

Example with IncludeFileExtensions:

Example with ExcludeRestrictedSiteClassifications:

Example with ExcludeIfNoScriptDisabled:

$null is replaced with an empty string to avoid a runtime exception. This was the error happening without the replacement: