Clean up NuGet.Config by removing empty lines

[isra-fel]

Remove excessive empty lines from NuGet.Config

Description

Mandatory Checklist

• Please choose the target release of Azure PowerShell. (⚠️Target release is a different concept from API readiness. Please click below links for details.)

  • General release
  • Public preview
  • Private preview
  • Engineering build
  • No need for a release

• Check this box to confirm: I have read the Submitting Changes section of CONTRIBUTING.md and reviewed the following information:

• SHOULD update ChangeLog.md file(s) appropriately
  • Update src/{{SERVICE}}/{{SERVICE}}/ChangeLog.md.
    • A snippet outlining the change(s) made in the PR should be written under the ## Upcoming Release header in the past tense.
  • Should not change ChangeLog.md if no new release is required, such as fixing test case only.
• SHOULD regenerate markdown help files if there is cmdlet API change. Instruction
• SHOULD have proper test coverage for changes in pull request.
• SHOULD NOT adjust version of module manually in pull request

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Pull Request Overview

This PR removes excessive trailing whitespace from the NuGet.Config file. The change eliminates 36 empty lines that were present after the closing configuration tag, improving file cleanliness without affecting functionality.

Key Changes

• Removed 36 trailing empty lines from NuGet.Config

[isra-fel]

@microsoft-github-policy-service rerun