fix(cicd-statistics): date-fns -> luxon

Signed-off-by: Gustaf Räntilä <g.rantila@gmail.com>

plugins/cicd-statistics/package.json

@@ -28,18 +28,21 @@
     "postpack": "backstage-cli postpack",
     "clean": "backstage-cli clean"
   },
+  "devDependencies": {
+    "@types/luxon": "^2.0.9"
+  },
   "dependencies": {
     "@backstage/catalog-model": "^0.9.8",
     "@backstage/core-plugin-api": "^0.4.1",
     "@backstage/plugin-catalog-react": "^0.6.9",
-    "@date-io/date-fns": "^1.3.13",
+    "@date-io/luxon": "^1.3.13",
     "@material-ui/core": "^4.9.13",
     "@material-ui/icons": "^4.11.2",
     "@material-ui/lab": "4.0.0-alpha.57",
     "@material-ui/pickers": "^3.3.10",
     "already": "^3.2.0",
-    "date-fns": "^2.27.0",
     "lodash": "^4.17.21",
+    "luxon": "^2.3.0",
     "react-use": "^17.3.1",
     "recharts": "^2.1.5"
   },