improve Toolbar layout

packages/editor/src/client/components-internal/CodeMirrorEditor/Toolbar/Toolbar.module.scss

@@ -1,3 +1,9 @@
 .codemirror-editor-toolbar :global {
-  @import './scss/toolbar-button.scss';
+  @import './scss/toolbar-button';
+
+  // center the toolbar vertically
+  .simplebar-offset {
+    display: flex;
+    align-items: center;
+  }
 }

packages/editor/src/client/components-internal/CodeMirrorEditor/Toolbar/Toolbar.tsx

@@ -32,7 +32,7 @@ export const Toolbar = memo((props: Props): JSX.Element => {
 
   return (
     <>
-      <div className={`d-flex gap-2 py-1 px-2 px-md-3 border-top ${styles['codemirror-editor-toolbar']}`}>
+      <div className={`d-flex gap-2 py-1 px-2 px-md-3 border-top ${styles['codemirror-editor-toolbar']} align-items-center`}>
         <AttachmentsDropup editorKey={editorKey} onUpload={onUpload} acceptedUploadFileType={acceptedUploadFileType} />
         <div className="flex-grow-1">
           <SimpleBar ref={simpleBarRef} autoHide style={{ overflowY: 'hidden' }}>