[googleapis_auth] prepare beta release #1305

Job	Run time
analyze_and_format; Dart dev; PKGS: _test, _test_package, discoveryapis_commons, discoveryapis_ge...	3m 47s
mono_repo self validate	23s
analyze_and_format; Dart 3.9.0; PKGS: _test, _test_package, discoveryapis_commons, discoveryapis_...	2m 11s
unittest; Dart 3.9.0; PKG: _test_package; `dart test`	29s
unittest; Dart 3.9.0; PKG: discoveryapis_commons; `dart test`	42s
unittest; Dart 3.9.0; PKG: googleapis_auth; `dart test -p chrome --compiler dart2js,dart2wasm`	1m 41s
unittest; Dart 3.9.0; PKG: generated/googleapis; `dart test`	2m 23s
unittest; Dart 3.9.0; PKG: discoveryapis_generator; `dart test`	44s
unittest; Dart 3.9.0; PKG: generated/googleapis_beta; `dart test`	46s
unittest; Dart dev; PKG: generated/googleapis_beta; `dart test`	36s
unittest; Dart dev; PKG: _test_package; `dart test`	22s
unittest; Dart dev; PKG: googleapis_auth; `dart test -p vm`	39s
unittest; Dart dev; PKG: discoveryapis_commons; `dart test`	26s
unittest; Dart 3.9.0; PKG: googleapis_auth; `dart test -p vm`	33s
unittest; Dart dev; PKG: generated/googleapis; `dart test`	2m 26s
unittest; Dart dev; PKG: discoveryapis_generator; `dart test`	41s
unittest; Dart dev; PKG: googleapis_auth; `dart test -p chrome --compiler dart2js,dart2wasm`	2m 0s
	20m 49s

Provide feedback