Fix trailing comments

[satvu]

Issue describing the changes in this PR

CodeQL comments need to be one line only

Pull request checklist

IMPORTANT: Currently, changes must be backported to the in-proc branch to be included in Core Tools and non-Flex deployments.

• Backporting to the in-proc branch is not required
  • Otherwise: Link to backporting PR
• My changes do not require documentation changes
  • Otherwise: Documentation issue linked to PR
• My changes should not be added to the release notes for the next release
  • Otherwise: I've added my notes to release_notes.md
• My changes do not need to be backported to a previous version
  • Otherwise: Backport tracked by issue/PR #issue_or_pr
• My changes do not require diagnostic events changes
  • Otherwise: I have added/updated all related diagnostic events and their documentation (Documentation issue linked to PR)
• I have added all required tests (Unit tests, E2E tests)

[Copilot]

Pull request overview

This PR updates CodeQL suppression/explanation comments to be single-line, aligning with the stated requirement that CodeQL comments must be one line only.

Changes:

• Consolidated a multi-line CodeQL SSRF justification comment into a single line in PackageDownloadHandler.cs.
• Consolidated two multi-line CodeQL SSRF justification comments into single lines in AtlasInstanceManager.cs.

Reviewed changes

Copilot reviewed 2 out of 2 changed files in this pull request and generated no comments.

File	Description
src/WebJobs.Script.WebHost/Management/LinuxSpecialization/PackageDownloadHandler.cs	Converts a multi-line CodeQL suppression rationale into a single-line comment near the HEAD request.
src/WebJobs.Script.WebHost/Management/AtlasInstanceManager.cs	Converts two multi-line CodeQL suppression rationales into single-line comments near HTTP request construction.