transparentの誤字修正、aタグ削除

packages/app/src/components/InAppNotification/InAppNotificationDropdown.tsx

@@ -80,7 +80,7 @@ export const InAppNotificationDropdown = (): JSX.Element => {
 
   return (
     <Dropdown className="notification-wrapper grw-notification-dropdown" isOpen={isOpen} toggle={toggleDropdownHandler}>
-      <DropdownToggle tag="a" className="px-3 nav-link border-0 bg-transparentt" innerRef={buttonRef}>
+      <DropdownToggle className="px-3 nav-link border-0 bg-transparent" innerRef={buttonRef}>
         <i className="icon-bell" /> {badge}
       </DropdownToggle>
       <DropdownMenu right>