Partially fixes #13268

This PR adds the clear and apply action to the Activity Log Type Filter screen.

Note: Review by commits might be easier.
Note2: Checked items are not persisted when you go back to activity log and re-open the activity type filter. That's coming in the next PR.

Merge instructions:

1. Make sure Issue/13268 on item click #13470 is reviewed
2. Remove "Not ready for merge" label
3. Merge this PR

To test:

1. My site -> Activity Log
2. Click on "Activity type" chip
3. Try to select multiple items
4. Click on the Clear action and notice all items get de-selected
5. Click on the Apply action and notice the screen gets dismissed

The rest of the functionality will be tested when the filter actually work - next week.

PR submission checklist:

• I have considered adding unit tests where possible.
• I have considered adding accessibility improvements for my changes.
• I have considered if this change warrants user-facing release notes and have added them to RELEASE-NOTES.txt if necessary.