build(deps): bump theupdateframework/tuf-conformance (#2704)

Bumps the action-dependencies group with 1 update: [theupdateframework/tuf-conformance](https://github.com/theupdateframework/tuf-conformance).


Updates `theupdateframework/tuf-conformance` from 1.0.0 to 1.1.0
- [Release notes](https://github.com/theupdateframework/tuf-conformance/releases)
- [Commits](theupdateframework/tuf-conformance@5ae6834...d8ab40b)

---
updated-dependencies:
- dependency-name: theupdateframework/tuf-conformance
  dependency-type: direct:production
  update-type: version-update:semver-minor
  dependency-group: action-dependencies
...

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Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

Author: dependabot[bot]

.github/workflows/conformance.yml

@@ -17,6 +17,6 @@ jobs:
         uses: actions/checkout@692973e3d937129bcbf40652eb9f2f61becf3332 # v4.1.7
 
       - name: Run test suite
-        uses: theupdateframework/tuf-conformance@5ae68349ec6b85ae443c110d967ac21807f1cdb7 # v1.0.0
+        uses: theupdateframework/tuf-conformance@d8ab40ba95e4a62db7170376b6ccaa0e0001dcc6 # v1.1.0
         with:
           entrypoint: ".github/scripts/conformance-client.py"