fix(VMenu): allow enter keypress to work in input element (#19922)

fixes #19920

Co-authored-by: John Leider <john@vuetifyjs.com>

Author: TIM56887

packages/vuetify/src/components/VMenu/VMenu.tsx

@@ -127,7 +127,11 @@ export const VMenu = genericComponent<OverlaySlots>()({
       if (props.disabled) return
 
       if (e.key === 'Tab' || (e.key === 'Enter' && !props.closeOnContentClick)) {
-        if (e.key === 'Enter' && e.target instanceof HTMLTextAreaElement) return
+        if (
+          e.key === 'Enter' &&
+          ((e.target instanceof HTMLTextAreaElement) ||
+          (e.target instanceof HTMLInputElement && !!e.target.closest('form')))
+        ) return
         if (e.key === 'Enter') e.preventDefault()
 
         const nextElement = getNextElement(