user_card_popover: Add tooltip for status clear button.

Previously, the tooltip for the status clear button was scoped to only
the personal menu popover. This commit moves that logic to `tippyjs.ts`
and adds support for the status clear button in the user card popover.

web/src/tippyjs.ts

@@ -601,6 +601,12 @@ export function initialize(): void {
         },
     });
 
+    tippy.delegate("body", {
+        target: ".personal-menu-clear-status",
+        placement: "top",
+        appendTo: () => document.body,
+    });
+
     tippy.delegate("body", {
         /*
             The tooltip for new user group button (+) icon button on #groups