Wrap Checkbox component in Context Menu (partial fix for #4262)

[vydpnguyen]

All Submissions:

• Have you followed the guidelines stated in CONTRIBUTING.md file?
• Have you checked to ensure there aren't any other open Pull Requests for the desired changed?

Type of change

Please delete options that are not relevant.

• New feature (non-breaking change which adds functionality)
• This change requires a documentation update

New Feature Submission:

• Does your submission pass the tests?
• Have you linted your code locally prior to submission?

After these steps, you're ready to open a pull request.

a. Give a descriptive title to your PR.

b. Describe your changes.

In context_menu.py, I added a new ContextMenuCheckbox class and initialized checkbox. Users can now use the checkbox like this:

c. Put `closes #XXXX` in your comment to auto-close the issue that your PR fixes (if such).

This pull request only fixes part of issue #4262.

[Lendemor]

After running it again locally, I have some more changes to suggest.

You should also run this : py scripts/make_pyi.py reflex/components/radix/themes/components/context_menu.py before doing the commit.

Run pre-commit install if you want the command above to check automatically.