Update buildkite plugin test-collector to v1.11.0

Author: renovate[bot]

.buildkite/pipeline.yaml

@@ -11,7 +11,7 @@ steps:
       - bazel coverage --config=ci //src/test/...
       - sh .buildkite/upload_coverage.sh "$(bazel info output_path)/_coverage/_coverage_report.dat"
     plugins:
-      - test-collector#v1.10.1:
+      - test-collector#v1.11.0:
           base-path: "$BAZEL_TESTLOGS"
           files: "*/test.xml"
           format: "junit"