Update copy for table column widths to inform user that a unit is required

packages/builder/src/components/design/settings/controls/ColumnEditor/CellDrawer.svelte

@@ -16,7 +16,11 @@
 <DrawerContent>
   <div class="container">
     <Layout noPadding gap="S">
-      <Input bind:value={column.width} label="Width" placeholder="Auto" />
+      <Input
+        bind:value={column.width}
+        label="Width (must include a unit like px or %)"
+        placeholder="Auto"
+      />
       <Select
         label="Alignment"
         bind:value={column.align}