NewPanelEdit: Organise sidebar in tabs (#22870)

* Refactor value mappings UI to work better with new panel edit

* TS fix

* Experimenting with tabs in the sidebar

* Small refactor and added Panel general settings

* Merge fixes

* fix fieldOptions being used instead of fieldConfig

* Added icons to tabs (testing)

* Only 3 tabs i think, panel specific options need ot exist in first tab, some style tweaks

* Moved title and no value up

* Updated

* Render panel options in Options tab and add old options styles hack to display those vertically

* Basic settings to Panel settings

* Make nullcheck pass

* Snaps bump

* Fix standard configs not update

* Organise sidebar better, add tmp NewPanelEditorContext to hide duplicate legacy options

Co-authored-by: Torkel Ödegaard <torkel@grafana.com>

scripts/ci-frontend-metrics.sh

@@ -3,7 +3,7 @@
 echo -e "Collecting code stats (typescript errors & more)"
 
 
-ERROR_COUNT_LIMIT=821
+ERROR_COUNT_LIMIT=820
 DIRECTIVES_LIMIT=172
 CONTROLLERS_LIMIT=139