fix Warning

qt6-after/qt6-migrated-legatus/Lts/DDS/FTC/generic_ftc_threading.cpp

@@ -115,7 +115,7 @@ void Threading::preInit() const
       }
       bremse--;
 
-      const int lenRest = maxLen - name.count();
+      const int lenRest = maxLen - name.size();
       if (lenRest < 1)
       {
         Q_ASSERT(false);
@@ -143,7 +143,7 @@ void Threading::preInit() const
 
 
 
-    const int finalLeft = maxLen - name.count();
+    const int finalLeft = maxLen - name.size();
     if (finalLeft < 0 || (finalLeft > 0 && functionTopicName().length() > maxLen))
     {