[Glitch] Trigger initial field flow recalculation

Port 99db6a1910 to glitch-soc

Signed-off-by: Claire <claire.github-309c@sitedethib.com>

app/javascript/flavours/glitch/components/account_header/fields.tsx

@@ -317,9 +317,10 @@ function useColumnWrap() {
       if (element) {
         listRef.current = element;
         observer.observe(element);
+        handleRecalculate();
       }
     },
-    [observer],
+    [handleRecalculate, observer],
   );
 
   return { wrapperRef: wrapperRefCallback };