Update regexp for Observatory/VM Service message parsing for device lab (#98935)
Update regexp for Observatory/VM Service message parsing for device lab (#98935)

Should unblock https://github.com/flutter/flutter/issues/98930
tvolkert/flutter,tvolkert/flutter,tvolkert/flutter,flutter/flutter,flutter/flutter,tvolkert/flutter,flutter/flutter,flutter/flutter,flutter/flutter,flutter/flutter,flutter/flutter,flutter/flutter,tvolkert/flutter,flutter/flutter,tvolkert/flutter,tvolkert/flutter,tvolkert/flutter,tvolkert/flutter,tvolkert/flutter,flutter/flutter