Fix initialization order of KeyValues3 members

tier1/keyvalues3.cpp

@@ -18,9 +18,9 @@ KeyValues3::KeyValues3( int cluster_elem, KV3TypeEx_t type, KV3SubType_t subtype
 	m_bContextIndependent( true ),
 	m_TypeEx( type ),
 	m_SubType( subtype ),
-	m_nFlags( 0 ),
 	m_nClusterElement( (uint16)-1 ),
 	m_nNumArrayElements( 0 ),
+	m_nFlags( 0 ),
 	m_nReserved( 0 )
 {
 	SetClusterElement( cluster_elem );