Adapts codegen templates to rtiddsgen 7.7 plain data members

qt6-after/qt6-migrated-legatus/Lts/Common/CodeGen/svc_ftc_impl.cpp.grantlee

@@ -116,9 +116,9 @@ static T buildErrorReason(int reason, int requestId)
   }
 
   T reply;
-  reply.id(requestId);
-  reply.errorString(errString);
-  reply.errorParams(errArgs);
+  reply.id = requestId;
+  reply.errorString = errString;
+  reply.errorParams = errArgs;
   return reply;
 }
 
@@ -196,7 +196,7 @@ int64_t FtcImpl::{{ ft.requestFlc }}(const {{ ft.requestType }} &request, const
   const auto _reply = future.get(); // throws if exception set
 
   Core::FunctionReplyObject fro(
-    {% for rp in ft.replyParams %} _reply.{{ rp.nameGetter }}(){% if not forloop.last %},{% endif %} {% endfor %}
+    {% for rp in ft.replyParams %} _reply.{{ rp.nameGetter }}{% if not forloop.last %},{% endif %} {% endfor %}
   );
   fro.setUniqueId(m_last{{ ft.request }}UniqueId);
 
@@ -234,7 +234,7 @@ void FtcImpl::{{ ft.onReply }}(const {{ namespace }}::{{ ft.reply }} &reply, int
 {% if ft.isCoreFt %}
   Core::FunctionReplyObject fro(
       {% for rp in ft.replyParams %}
-      reply.{{ rp.nameGetter }}(){% if not forloop.last %},{% endif %} {% endfor %}
+      reply.{{ rp.nameGetter }}{% if not forloop.last %},{% endif %} {% endfor %}
   );
   fro.setUniqueId(m_last{{ ft.request }}UniqueId);
   cb(fro);