build: update auto approve to v2, remove release autoapproving (#1432) (#886)
build: update auto approve to v2, remove release autoapproving (#1432) (#886)

* build: update auto-approve file to v2

Source-Link: https://github.com/googleapis/synthtool/commit/19eb6fc07dc178a682da6d186dc874017a166438
Post-Processor: c86da0eb35ae387347c523a1f7f5f619652373a7@sha256:b9e4584a1fe3c749e3c37c92497b13dce653b2e694f0261f0610eb0e15941357
googleapis/nodejs-speech,googleapis/nodejs-speech,googleapis/nodejs-speech