AudioFlinger: Add clang tidy checks on build

First pass just enables warnings.

Test: compiles
Bug: 252907478
Change-Id: I3d0622ab908b85adb1913d8482d55e1950fdccc0
diff --git a/services/audioflinger/FastCaptureDumpState.h b/services/audioflinger/FastCaptureDumpState.h
index a1b8706..34ce456 100644
--- a/services/audioflinger/FastCaptureDumpState.h
+++ b/services/audioflinger/FastCaptureDumpState.h
@@ -38,6 +38,6 @@
     bool     mSilenced = false; // capture is silenced
 };
 
-}   // android
+}  // namespace android
 
 #endif  // ANDROID_AUDIO_FAST_CAPTURE_DUMP_STATE_H