feat(editor): Unify regular and trigger node creator panels (#5315)

* WIP: Merge TriggerHelperPanel with MainPanel

* WIP: Implement switching between views

* Remove logging

* WIP: Rework search

* Fix category toggling and search results display

* Fix node item description

* Sort actions based on the root view

* Adjust personalisation modal, make trigger canvas node round

* Linting fixes

* Fix filtering of API options

* Fix types and no result state

* Cleanup

* Linting fixes

* Adjust mode prop for node creator tracking

* Fix merging of core nodes and filtering of single placeholder actions

* Lint fixes

* Implement actions override, fix node creator view item spacing and increase click radius of trigger node icon

* Fix keyboard view navigation

* WIP: E2E Tests

* Address product review

* Minor fixes & cleanup

* Fix tests

* Some more test fixes

* Add specs to check actions and panels

* Update personalisation survey snapshot

packages/editor-ui/src/components/__tests__/__snapshots__/PersonalizationModal.spec.ts.snap

@@ -274,7 +274,7 @@ exports[`PersonalizationModal.vue > should render correctly 1`] = `
         </div>
         <div class=\\"footer\\">
           <div><button aria-disabled=\\"false\\" aria-busy=\\"false\\" aria-live=\\"polite\\" class=\\"button button primary medium float-right\\">
-              <!----><span>Continue</span></button></div>
+              <!----><span>Get started</span></button></div>
         </div>
       </div>
       <!---->