Clean up more space/tab mismatches in AudioCommon, Common, and VideoCommon.

Not planning to touch Core since it's the most actively changed part of the project.

Source/Core/VideoCommon/Src/VertexManagerBase.cpp

@@ -103,7 +103,7 @@ void VertexManager::AddVertices(int primitive, u32 numVertices)
 
 	ADDSTAT(stats.thisFrame.numPrims, numVertices);
 	INCSTAT(stats.thisFrame.numPrimitiveJoins);
-	
+
 	IndexGenerator::AddIndices(primitive, numVertices);
 }
 
@@ -111,14 +111,14 @@ void VertexManager::Flush()
 {
 	if (g_vertex_manager->IsFlushed())
 		return;
-	
+
 	// loading a state will invalidate BP, so check for it
 	g_video_backend->CheckInvalidState();
-	
+
 	VideoFifo_CheckEFBAccess();
-	
+
 	g_vertex_manager->vFlush();
-	
+
 	g_vertex_manager->ResetBuffer();
 }