Repository navigation

Raise Pods deployment targets for Xcode 27 (#634) #1067

Job	Run time
spm-build-test (macos-15, macosx)	1m 53s
signin-sample-spm-build	1m 52s
signin-sample-pods-build	1m 46s
pod-lib-lint (macos-15, GoogleSignIn.podspec)	12m 31s
pod-lib-lint (macos-15, GoogleSignInSwiftSupport.podspec, --use-static-frameworks)	16m 10s
xcode-27-preview-test (macosx)	1m 2s
pod-lib-lint (macos-15, GoogleSignInSwiftSupport.podspec)	9m 41s
xcode-27-preview-test (iphonesimulator)	4m 46s
spm-build-test (macos-15, iphonesimulator)	3m 5s
pod-lib-lint (macos-15, GoogleSignIn.podspec, --use-static-frameworks)	9m 8s
	1h 1m 54s