hotfix hide popup widget hint

Author: zonky2

contao/assets/css/style.css

@@ -128,6 +128,10 @@
     background-color: #ebebe4;
   }
 
+  form[id^=mm_] .sort_hint{
+    display:none;
+  }
+
   /* Wildcard */
   .wc_info {
     margin: 0;

contao/assets/css/style_src.css

@@ -128,6 +128,10 @@ textarea[readonly]:focus {
     background-color: #ebebe4;
 }
 
+form[id^=mm_] .sort_hint{
+    display:none;
+}
+
   /* Wildcard */
   .wc_info {
     margin: 0;