[ui][fix] text editor field in child table

frappe/public/css/form_grid.css

@@ -65,6 +65,7 @@
 .grid-row > .row .col {
   padding-left: 10px;
   padding-right: 10px;
+  overflow: hidden;
 }
 .grid-body .btn-open-row {
   padding-top: 5px;

frappe/public/less/form_grid.less

@@ -85,6 +85,7 @@
 	.col {
 		padding-left: 10px;
 		padding-right: 10px;
+		overflow: hidden;
 	}
 }