Datagrid Panel: Edit data within your dashboards (#66353)

* wip

* Datagrid WIP: snapshotting when data edited, better UI for adding column/rows, refactors

* wip

* WIP

* wip

* Add series selector

* Delete selection on key press

* wip

* Multiple row select and delete

* wip

* draggable rows/columns, better column width calculator

* bug fixes

* scrollbars

* add feature flag

* bugfixes

* bugfixes

* bugfixes

* bugfixes

* Add possibility to rename column

* Input fixes

* bugfixes

* bugfixes

* performance optimisations

* WIP component refactoring and optimisations

* comment bit of code to remove error for testing

* fix column move and payload types

* WIP refactors and tests

* e2e tests

* queryGroup subscription refactor

* queryGroup - add component on update, fix failing tests

* refactor querygroup

* querygroup refactor

* tests

* fix codeowners validation

* lint fixes

* revert convertFieldType modification in favor of already merged mod + re-add mistakenly deleted line

* remove //ts-ignores

* Minor style tweaks

* fix

* align colors with theme

* fixes

* refactor

* add test for convertFieldType transformer and write todo

---------

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

pkg/tests/api/plugins/data/expectedListResp.json

@@ -386,6 +386,42 @@
     "signatureType": "",
     "signatureOrg": ""
   },
+  {
+    "name": "Datagrid",
+    "type": "panel",
+    "id": "datagrid",
+    "enabled": true,
+    "pinned": false,
+    "info": {
+      "author": {
+        "name": "Grafana Labs",
+        "url": "https://grafana.com"
+      },
+      "description": "",
+      "links": null,
+      "logos": {
+        "small": "public/app/plugins/panel/datagrid/img/icn-table-panel.svg",
+        "large": "public/app/plugins/panel/datagrid/img/icn-table-panel.svg"
+      },
+      "build": {},
+      "screenshots": null,
+      "version": "",
+      "updated": ""
+    },
+    "dependencies": {
+      "grafanaDependency": "",
+      "grafanaVersion": "*",
+      "plugins": []
+    },
+    "latestVersion": "",
+    "hasUpdate": false,
+    "defaultNavUrl": "/plugins/datagrid/",
+    "category": "",
+    "state": "beta",
+    "signature": "internal",
+    "signatureType": "",
+    "signatureOrg": ""
+  },
   {
     "name": "Elasticsearch",
     "type": "datasource",