…for services supporting this (Java, Go, Python, PHP, TypeScript, C#, and Ruby), even if they do not yet turn on REST transport

chore: disallow "transport=rest" for services where numeric enums are not confirmed to be supported (except in PHP and Java)
PiperOrigin-RevId: 493113566

Source-Link: googleapis/googleapis@758f0d1

Source-Link: googleapis/googleapis-gen@78bd8f0
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See https://github.com/googleapis/repo-automation-bots/blob/main/packages/owl-bot/README.md

PiperOrigin-RevId: 503267695

Source-Link: googleapis/googleapis@c790590

Source-Link: googleapis/googleapis-gen@b98230b
Copy-Tag: eyJwIjoiLmdpdGh1Yi8uT3dsQm90LnlhbWwiLCJoIjoiYjk4MjMwYjllNjhhMzgyOGNmMTM4Mjk2ZTlhMjBlMDM3NDlhZTBhMCJ9

See https://github.com/googleapis/repo-automation-bots/blob/main/packages/owl-bot/README.md

chore: update go_package in protos to match open source location
chore: add explicit release levels to Go gapic targets

PiperOrigin-RevId: 506711567

Source-Link: googleapis/googleapis@d02e582

Source-Link: googleapis/googleapis-gen@7f1c541
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See https://github.com/googleapis/repo-automation-bots/blob/main/packages/owl-bot/README.md

PiperOrigin-RevId: 518584143

Source-Link: googleapis/googleapis@e4a7ae6

Source-Link: googleapis/googleapis-gen@f3e8c09
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See https://github.com/googleapis/repo-automation-bots/blob/main/packages/owl-bot/README.md