Compare-DscParameterState: Add support for OrderedDictionary type

[johlju]

Pull Request (PR) description

• Compare-DscParameterState
  • Add support for DesiredValues (and CurrentValues) to pass a value,
    e.g a hashtable, that includes a property with the type [System.Collections.Specialized.OrderedDictionary]
    or an array of [System.Collections.Specialized.OrderedDictionary] (issue #57).

This Pull Request (PR) fixes the following issues

• Fixes OrderedDictionary is not supported in Compare-DscParameterState #57

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).
• Documentation added/updated in README.md.
• Comment-based help added/updated for all new/changed functions.
• 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

All modified and coverable lines are covered by tests ✅

Comparison is base (cbb838f) 91% compared to head (80779f9) 92%.

Additional details and impacted files

@@         Coverage Diff         @@
##           main   #117   +/-   ##
===================================
+ Coverage    91%    92%   +1%     
===================================
  Files        38     38           
  Lines       668    668           
===================================
+ Hits        613    621    +8     
+ Misses       55     47    -8     

Files	Coverage Δ
source/Public/Compare-DscParameterState.ps1	85% <100%> (+4%)	⬆️

[johlju]

Reviewed 3 of 3 files at r1, all commit messages.
Reviewable status: complete! all files reviewed, all discussions resolved (waiting on @johlju)