Chore: Update slate and related packages (#54566) (#54795)

* Chore: Update slate and related packages

(cherry picked from commit a70aba1384)

.github/renovate.json5

@@ -4,12 +4,10 @@
   ],
   "enabledManagers": ["npm"],
   "ignoreDeps": [
-    "@grafana/slate-react", // should be updated when the `slate` package is updated
     "@types/systemjs",
     "@types/d3-force", // we should bump this once we move to esm modules
     "@types/d3-interpolate", // we should bump this once we move to esm modules
     "@types/d3-scale-chromatic", // we should bump this once we move to esm modules
-    "@types/grafana__slate-react", // should be updated when the `slate` package is updated
     "@types/react-icons", // jaeger-ui-components is being refactored to use @grafana/ui icons instead
     "commander", // we are planning to remove this, so no need to update it
     "d3",
@@ -25,8 +23,6 @@
     "react-icons", // jaeger-ui-components is being refactored to use @grafana/ui icons instead
     "react-redux", // react-beautiful-dnd depends on react-redux 7.x, we need to update that one first
     "react-router-dom", // we should bump this together with history
-    "slate",
-    "slate-plain-serializer",
     "systemjs",
     "copy-webpack-plugin", // try to upgrade with newer yarn release. Not working with 3.1.1
     "ts-loader", // we should remove ts-loader and use babel-loader instead