[AutoPR- Security] Patch libsoup for CVE-2025-4969 [MEDIUM]

[azurelinux-security]

Auto Patch libsoup for CVE-2025-4969.

Autosec pipeline run -> https://dev.azure.com/mariner-org/mariner-chatbot/_build/results?buildId=897093&view=results

Merge Checklist

All boxes should be checked before merging the PR (just tick any boxes which don't apply to this PR)

• The toolchain has been rebuilt successfully (or no changes were made to it)
• The toolchain/worker package manifests are up-to-date
• Any updated packages successfully build (or no packages were changed)
• Packages depending on static components modified in this PR (Golang, *-static subpackages, etc.) have had their Release tag incremented.
• Package tests (%check section) have been verified with RUN_CHECK=y for existing SPEC files, or added to new SPEC files
• All package sources are available
• cgmanifest files are up-to-date and sorted (./cgmanifest.json, ./toolkit/scripts/toolchain/cgmanifest.json, .github/workflows/cgmanifest.json)
• LICENSE-MAP files are up-to-date (./LICENSES-AND-NOTICES/SPECS/data/licenses.json, ./LICENSES-AND-NOTICES/SPECS/LICENSES-MAP.md, ./LICENSES-AND-NOTICES/SPECS/LICENSE-EXCEPTIONS.PHOTON)
• All source files have up-to-date hashes in the *.signatures.json files
• sudo make go-tidy-all and sudo make go-test-coverage pass
• Documentation has been updated to match any changes to the build system
• Ready to merge

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Summary

What does the PR accomplish, why was it needed?

• Auto Patch libsoup for CVE-2025-4969 (MEDIUM).

Change Log

• CVE-2025-4969

Does this affect the toolchain?

YES/NO

Associated issues

• N/A

Links to CVEs

• https://nvd.nist.gov/vuln/detail/CVE-2025-4969

Test Methodology

• Pipeline build id: Buddy Build URL

[suresh-thelkar]

I sign off the code changes. Patch is also getting applied cleanly. Here's the screenshot from the buddy build logs.

[Malateshk007]

@LeoMar4 / @0xba1a / @kgodara912 , gentle reminder for review and approval!

[kgodara912]

• Cleanly applying upstream patch.
• Buddy build is successful, and no impact on toolchain.