QmlJS: Disable unhelpful warning.

(cherry picked from commit a03de5f717)

src/libs/qmljs/qmljsinterpreter.cpp

@@ -2155,7 +2155,8 @@ QmlObjectValue *CppQmlTypes::getOrCreate(const QString &package, const QString &
     // first get the cpp object value
     QmlObjectValue *cppObject = typeByCppName(cppName);
     if (!cppObject) {
-        qWarning() << "QML type system: could not find '" << cppName << "'";
+        // ### disabled for now, should be communicated to the user somehow.
+        //qWarning() << "QML type system: could not find '" << cppName << "'";
         return 0;
     }