BREAKING CHANGE: xDnsServerSetting: Remove properties `Forwarders` and `ForwardingTimeout`

[johlju]

Pull Request (PR) description

Removed

• xDnsServerSetting
  • BREAKING CHANGE: The properties Forwarders and ForwardingTimeout has been removed (issue #192). Use the resource xDnsServerForwarder to enforce these properties.

This Pull Request (PR) fixes the following issues

• Fixes #192

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[bot]]

Codecov Report

Merging #231 (7b00e39) into main (0779c25) will not change coverage. The diff coverage is 100%.

@@         Coverage Diff         @@
##           main   #231   +/-   ##
===================================
  Coverage    86%    86%           
===================================
  Files        16     16           
  Lines      1582   1582           
===================================
  Hits       1363   1363           
  Misses      219    219           

Impacted Files	Coverage Δ
...MSFT_xDnsServerSetting/MSFT_xDnsServerSetting.psm1	97% <100%> (ø)

[johlju]

Merging this so it's merged before the rename of the repp.