add builder title container id

app/javascript/template_builder/builder.vue

@@ -5,6 +5,7 @@
   >
     <div
       v-if="$slots.buttons || withTitle"
+      id="title_container"
       class="flex justify-between py-1.5 items-center pr-4 top-0 z-10"
       :class="{ sticky: withStickySubmitters || isBreakpointLg }"
       :style="{ backgroundColor }"