Fix ptest for fontconfig

[archana25-ms]

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?
Fix ptest for fontconfig

The test was failing at run-test.sh script which tests like MT-safe global config which requires curl/unzip to fetch Noto fonts.

As per the AI analysis, in a constrained CI environment, missing bubblewrap (bwrap) results in those sections being skipped; however other environment dependencies like curl/unzip or access to external network may cause aborts within the "MT-safe global config" block. Also, several checks compare directory mtimes and contents with SOURCE_DATE_EPOCH; differing filesystem semantics can produce mismatches. Without test-suite.log, the most probable subtest failures are those requiring network access and external tools (curl, unzip) or sandboxing via bwrap. The script traps EXIT and will print "Aborting from '' with the exit code" in failure, but this message is not captured in the provided log, suggesting make harness only records the FAIL

Suggested Fix: Ensure CI environment provides required tools and conditions: install or make available curl and unzip; provide internet access or mock Noto font download; if external network not allowed, skip MT-safe global config by disabling that subtest via environment flag or patch.

Hence we have skipped the test using patch provided by https://src.fedoraproject.org/rpms/fontconfig/c/1bacf0fb4436ce5fea7e5db2de0ebb823c1f2471

Change Log

• SPECS/fontconfig/fontconfig-Replace-curl-with-wget-for-font-zip-download.patch
• SPECS/fontconfig/fontconfig.spec

Does this affect the toolchain?

NO

Associated issues

• https://dev.azure.com/mariner-org/mariner/_workitems/edit/17057

Test Methodology

• Pipeline build id: xxxx
• With the test patch, build and test is successful

[Kanishk-Bansal]

/azurepipelines run

[azure-pipelines]

Azure Pipelines successfully started running 1 pipeline(s).

[Kanishk-Bansal]

Buddy Build

[kgodara912]

Buddy build

[archana25-ms]

Buddy build

Buddy Build is successful

[kgodara912]

ptest fix for fontconfig. Buddy build is successful after fix. run-test.sh test is passing after excluding the specific sub test as excluded in upstream reference. VERBOSE=1 is not generating many logs and test logs are a little more than normal logs. LGTM.