Add version DCHECKS in GOAWAY handling. Sometimes in tests, QuicSession::OnGoAway is called directly no matter what the version is, but GoAway and Http3GoAway are 2 different frames. This change prevents that from happening. Chrome tests are already fixed at https://chromium-review.googlesource.com/c/chromium/src/+/2341396 No behavior change. not protected. PiperOrigin-RevId: 325528159 Change-Id: Ied46967ce3bf1cf44ba04be6476c407a86ba3aa2