fix rowselectioncontroller for multiple tables

when there are 2 or more tables with a rowselectioncontroller, then it
is not possible to update the icon of the first table by calling
`window.updateTableHeaderCheckbox`
Replace by reacting on an event sent to the dropdown

core/src/main/resources/hudson/PluginManager/_table.js

@@ -473,7 +473,10 @@ window.addEventListener("load", function () {
           candidate.checked = candidate.dataset.compatWarning === "false";
         }
       }
-      window.updateTableHeaderCheckbox();
+      const ev = new CustomEvent("updateIcon", {
+        bubbles: true,
+      });
+      compatibleCheckbox.dispatchEvent(ev);
     });
   }
 

src/main/js/components/row-selection-controller/index.js

@@ -103,7 +103,9 @@ rowSelectionControllers.forEach((headerCheckbox) => {
         "jenkins-table__checkbox-dropdown--visible",
       );
     });
+    moreOptionsDropdown.addEventListener("updateIcon", (e) => {
+      updateIcon();
+      e.stopPropagation();
+    });
   }
-
-  window.updateTableHeaderCheckbox = updateIcon;
 });