[Lens] Close settings popover on click

[flash1293]

Fixes https://github.com/elastic/kibana/issues/141203 by employing the workaround I mentioned in the issue.

I will create a feature request for the app services team to provide a proper way to do this separately.

[kibana-ci]

:green_heart: Build Succeeded

• Buildkite Build
• Commit: 549349bcc256e1596e1f64a62a31a92e70a87b79

Metrics [docs]

Async chunks

Total size of all lazy-loaded chunks that will be downloaded as the user navigates the app

id	before	after	diff
lens	1.2MB	1.2MB	+6.0B

To update your PR or re-run it, just comment with: @elasticmachine merge upstream

[elasticmachine]

Pinging @elastic/kibana-vis-editors @elastic/kibana-vis-editors-external (Team:VisEditors)