[sipify] fix Q_FLAG declaration

Author: 3nids

scripts/sipify.pl

@@ -596,7 +596,7 @@ sub detect_non_method_member{
         next;
     }
     # Skip Q_OBJECT, Q_PROPERTY, Q_ENUM, Q_GADGET etc.
-    if ($LINE =~ m/^\s*Q_(OBJECT|ENUMS|ENUM|PROPERTY|GADGET|DECLARE_METATYPE|DECLARE_TYPEINFO|DECL_DEPRECATED|NOWARN_DEPRECATED_(PUSH|POP)).*?$/){
+    if ($LINE =~ m/^\s*Q_(OBJECT|ENUMS|ENUM|FLAG|PROPERTY|GADGET|DECLARE_METATYPE|DECLARE_TYPEINFO|DECL_DEPRECATED|NOWARN_DEPRECATED_(PUSH|POP))\b.*?$/){
         next;
     }