fix: regenerated protos JS and TS definitions (#451)

samples: pull in latest typeless bot, clean up some comments

Source-Link: https://togithub.com/googleapis/synthtool/commit/0a68e568b6911b60bb6fd452eba4848b176031d8
Post-Processor: gcr.io/cloud-devrel-public-resources/owlbot-nodejs:latest@sha256:5b05f26103855c3a15433141389c478d1d3fe088fb5d4e3217c4793f6b3f245e

Author: gcf-owl-bot[bot]

.github/.OwlBot.lock.yaml

@@ -13,5 +13,4 @@
 # limitations under the License.
 docker:
   image: gcr.io/cloud-devrel-public-resources/owlbot-nodejs:latest
-  digest: sha256:b15a6f06cc06dcffa11e1bebdf1a74b6775a134aac24a0f86f51ddf728eb373e
-# created: 2022-08-26T22:34:55.905845397Z
+  digest: sha256:5b05f26103855c3a15433141389c478d1d3fe088fb5d4e3217c4793f6b3f245e