Rollback old react app version

Signed-off-by: Fiona Liao <fiona.liao@grafana.com>

web/ui/react-app/package.json

@@ -1,6 +1,6 @@
 {
   "name": "@prometheus-io/app",
-  "version": "0.300.0-beta.0",
+  "version": "0.54.1",
   "private": true,
   "dependencies": {
     "@codemirror/autocomplete": "^6.17.0",
@@ -19,7 +19,7 @@
     "@lezer/lr": "^1.4.2",
     "@nexucis/fuzzy": "^0.4.1",
     "@nexucis/kvsearch": "^0.8.1",
-    "@prometheus-io/codemirror-promql": "0.300.0-beta.0",
+    "@prometheus-io/codemirror-promql": "0.54.1",
     "bootstrap": "^4.6.2",
     "css.escape": "^1.5.1",
     "downshift": "^9.0.6",