gcf-owl-bot[bot]

* chore: update post-processor to use MOSS approved images * update dockerfile * remove all hyphens * Update Dockerfile * install python from apt-get * Update container_test.yaml * Update container_test.yaml...

* chore: update owlbot-nodejs dependencies * Update container_test.yaml Source-Link: https://github.com/googleapis/synthtool/commit/1e798e6de27c63a88a1768c2a5f73b85e1523a21 Post-Processor: gcr.io/cloud-devrel-public-resources/owlbot-nodejs:latest@sha256:c7e4968cfc97a204a4b2381f3ecb55cabc40c4cccf88b1ef8bef0d976be87fee

Source-Link: https://github.com/googleapis/synthtool/commit/490078a0bf0777f7f4400b67b6ae77d3682aae42 Post-Processor: gcr.io/cloud-devrel-public-resources/owlbot-nodejs:latest@sha256:7c7ecb30ffac77ebdacd15f4b1c6c888f01c212832b9efd73fbf4bfc1284b7d4