fix layout of grw-tag-labels with scrollbar

src/client/js/components/Navbar/GrowiSubNavigation.jsx

@@ -44,7 +44,7 @@ const PagePathNav = ({
   }
 
   const copyDropdownId = `copydropdown${isCompactMode ? '-subnav-compact' : ''}-${pageId}`;
-  const copyDropdownToggleClassName = 'd-block text-muted bg-transparent btn-copy border-0';
+  const copyDropdownToggleClassName = 'd-block text-muted bg-transparent btn-copy border-0 py-0';
 
   return (
     <div className="grw-page-path-nav">

src/client/styles/scss/_on-edit.scss

@@ -139,7 +139,8 @@ body.on-edit {
       .grw-tag-labels.form-inline {
         flex-flow: row nowrap;
         width: 100%;
-        overflow-x: scroll;
+        overflow-x: auto;
+        scrollbar-width: thin;
       }
     }
   }