chore(deps): update google/cloud-sdk docker tag to v501 (#1092)

Co-authored-by: renovate[bot] <29139614+renovate[bot]@users.noreply.github.com>

docker-gcloud-pubsub-emulator/Dockerfile

@@ -42,7 +42,7 @@ RUN /opt/poetry/bin/poetry export -f requirements.txt --output /tmp/requirements
 # https://github.com/firebase/firebase-tools/issues/5256#issuecomment-1383228506
 # Alternatively, switch back to slim once this is resolved:
 # https://github.com/TheKevJames/tools/issues/675
-FROM google/cloud-sdk:500.0.0
+FROM google/cloud-sdk:501.0.0
 
 ARG NETCATOPENBSD_VERSION
 RUN rm -f /etc/apt/apt.conf.d/docker-clean && \