Fix "techinical preview" label overlap on the connector's create flyout (#145095)

## Summary

Fixes https://github.com/elastic/kibana/issues/144976

### Checklist

Delete any items that are not applicable to this PR.

- [x] This renders correctly on smaller devices using a responsive
layout. (You can test this [in your
browser](https://www.browserstack.com/guide/responsive-testing-on-local-server))
- [x] This was checked for [cross-browser
compatibility](https://www.elastic.co/support/matrix#matrix_browsers)

### For maintainers

- [x] This was checked for breaking API changes and was [labeled
appropriately](https://www.elastic.co/guide/en/kibana/master/contributing.html#kibana-release-notes-process)

Co-authored-by: Kibana Machine <42973632+kibanamachine@users.noreply.github.com>

x-pack/plugins/triggers_actions_ui/public/application/lib/check_action_type_enabled.scss

@@ -13,10 +13,3 @@
 .actAccordionActionForm__button {
   padding: $euiSizeM;
 }
-
-.actConnectorsListGrid {
-  .euiToolTipAnchor,
-  .euiCard {
-    height: 100%;
-  }
-}