fix: fix network cleanup code on windows for contianerd nodes

[marosset]

Reason for Change:

• Fixes issue when calling cleanupnetwork.ps1 as a stand-alone script
• Fixes issue when running kubeletstart.ps1 from a directory other than c:\k
• Fixes issue where 'azure' network is not re-created after network cleanup because logs weren't deleted (logs ended up in c:\windows\system32 due to issue where containerd not setting working directory)

Issue Fixed:

Credit Where Due:

Does this change contain code from or inspired by another project?

• No
• Yes

If "Yes," did you notify that project's maintainers and provide attribution?

• No
• Yes

Requirements:

• uses conventional commit messages
• includes documentation
• adds unit tests
• tested upgrade from previous version

Notes:

[codecov]

Codecov Report

Merging #4154 (62484dc) into master (bcc8a73) will not change coverage.
The diff coverage is n/a.

@@           Coverage Diff           @@
##           master    #4154   +/-   ##
=======================================
  Coverage   73.27%   73.27%           
=======================================
  Files         135      135           
  Lines       20720    20720           
=======================================
  Hits        15183    15183           
  Misses       4562     4562           
  Partials      975      975           

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[jsturtevant]

/lgtm

[acs-bot]

[APPROVALNOTIFIER] This PR is APPROVED

This pull-request has been approved by: jsturtevant, marosset

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