clean code

packages/app/src/components/PageEditor/Editor.tsx

@@ -259,7 +259,7 @@ const Editor = React.forwardRef((props: EditorPropsType, ref): JSX.Element => {
     };
 
     return (
-      <Modal isOpen={isCheatsheetModalShown} toggle={hideCheatsheetModal} className={`modal-gfm-cheatsheet ${styles['modal-gfm-cheatsheet']}`} >
+      <Modal isOpen={isCheatsheetModalShown} toggle={hideCheatsheetModal} className={`${styles['modal-gfm-cheatsheet']}`} >
         <ModalHeader tag="h4" toggle={hideCheatsheetModal} className="bg-primary text-light">
           <i className="icon-fw icon-question" />Markdown help
         </ModalHeader>

packages/app/src/components/PageEditor/GridEditModal.jsx

@@ -190,7 +190,7 @@ class GridEditModal extends React.Component {
   render() {
     const { t } = this.props;
     return (
-      <Modal isOpen={this.state.show} toggle={this.cancel} size="xl" className={`${styles['grw-grid-edit-modal']} grw-grid-edit-modal`}>
+      <Modal isOpen={this.state.show} toggle={this.cancel} size="xl" className={`${styles['grw-grid-edit-modal']}`}>
         <ModalHeader tag="h4" toggle={this.cancel} className="bg-primary text-light">
           {t('grid_edit.create_bootstrap_4_grid')}
         </ModalHeader>