Fixes for Gutenberg modal

src/components/select-dialog.tsx

@@ -36,10 +36,11 @@ class SelectDialog extends React.Component<IDialogProps> {
 				onRequestClose={ () => this.props.setOpen( false ) }
 				shouldCloseOnClickOutside={ false }
 			>
-				<FocusableIframe
+				<iframe
 					style={ { width: '500px', height: '500px', display: 'block' } }
 					src={ `${ baseUrl }/integrations/cms` }
-				></FocusableIframe>
+					title="Choose a Form"
+				></iframe>
 			</Modal>
 		);
 	}