Bug: Click menu item AFTER a Dropdown and Dropdown will expand, as if clicked

[sglebs]

Describe the bug
If you have admin items, a Dropdown with. a few, and more items, when you click the menu item AFTER/BELOW the Dropdown, you will notice that the dropdown is expanded, if if it were clicked.

To Reproduce

• Configure the same as in Bug: Icons not showing when menu item is in a Dropdown #578 , but with more items in the Dropdown
• Add an extra item at the end
• Click this last item. The Dropdown will be expanded.

Environment (please complete the following information):

• Starlette-Admin version: 0.14.0
• ORM/ODMs: SQLAlchemy, psycopg2-binary==2.9.9
• SQLAlchemy-serializer==1.4.1

Additional context
N/A