chore(migration): Migrate code from googleapis/gapic-generator-python into packages/gapic-generator#16183

parthea merged 1413 commits into

maingoogleapis/google-cloud-python:mainfrom

migration.gapic-generator-python.migration.2026-03-26_09-14-27.migrategoogleapis/google-cloud-python:migration.gapic-generator-python.migration.2026-03-26_09-14-27.migrateCopy head branch name to clipboard