Merge pull request #8165 from nextcloud/jquery-ui-missing-img

Remove jquery ui background image

Author: MorrisJobke

core/css/jquery-ui-fixes.scss

@@ -11,6 +11,7 @@
 .ui-widget-header {
 	border: none;
 	color: $color-main-text;
+	background-image: none;
 }
 .ui-widget-header a {
 	color: $color-main-text;