fix warning

Author: 3nids

src/ui/qgsexpressionbuilder.ui

@@ -241,7 +241,7 @@
        </layout>
       </widget>
      </widget>
-     <widget class="QWidget" name="layoutWidget">
+     <widget class="QWidget" name="layoutWidget_1">
       <layout class="QVBoxLayout" name="verticalLayout">
        <item>
         <widget class="QgsCollapsibleGroupBoxBasic" name="mOperatorsGroupBox">