remove client overrides instead of double deleting the normal ones

Signed-off-by: Trial97 <alexandru.tripon97@gmail.com>

launcher/modplatform/modrinth/ModrinthInstanceCreationTask.cpp

@@ -136,7 +136,7 @@ bool ModrinthCreationTask::updateInstance()
         }
 
         auto old_client_overrides = Override::readOverrides("client-overrides", old_index_folder);
-        for (const auto& entry : old_overrides) {
+        for (const auto& entry : old_client_overrides) {
             if (entry.isEmpty())
                 continue;
             qDebug() << "Scheduling" << entry << "for removal";