[xNetConnectionProfile] Enable setting only some parameters and validate parameters - Fixes #254

[PlagueHO]

Pull Request (PR) description
Change xNetConnectionProfile so that the parameters are validated so that at least one is set. Also only compares values that were passed, enabling the resource to only set specific parameters.

Corrected xNetConnectionProfile to meet HQRM and converted exceptions to use ResourceHelper functions.

This Pull Request (PR) fixes the following issues:
Fixes #254
Fixes #255

Task list:

• Change details added to Unreleased section of CHANGELOG.md?
• Added/updated documentation, comment-based help and descriptions in .schema.mof files where appropriate?
• Examples appropriately updated?
• New/changed code adheres to Style Guidelines?
• Unit and (optional) Integration tests created/updated where possible?

---

This change is 

[codecov-io]

Codecov Report

Merging #256 into dev will increase coverage by <1%.
The diff coverage is 100%.

@@         Coverage Diff          @@
##            dev   #256    +/-   ##
====================================
+ Coverage    97%    97%   +<1%     
====================================
  Files        18     18            
  Lines      1376   1387    +11     
====================================
+ Hits       1339   1351    +12     
+ Misses       37     36     -1

[tysonjhayes]

Reviewed 7 of 7 files at r1.
Review status: all files reviewed at latest revision, all discussions resolved, some commit checks failed.

---

Comments from Reviewable

[PlagueHO]

Hi @tysonjhayes - I have rebased this to fix the merge conflicts - should be good to go! Thanks buddy! 😁

[tysonjhayes]

Reviewed 1 of 1 files at r2.
Review status: all files reviewed at latest revision, all discussions resolved.

---

Comments from Reviewable

[dcrreynolds]

Awesome, thanks!