Update stylelint-find-new-rules to v3.0.4

| datasource | package                  | from  | to    |
| ---------- | ------------------------ | ----- | ----- |
| npm        | stylelint-find-new-rules | 3.0.2 | 3.0.4 |

Author: renovate-bot

package-lock.json

@@ -30,7 +30,7 @@
     "jest": "27.3.1",
     "prettier": "2.4.1",
     "stylelint": "13.7.2",
-    "stylelint-find-new-rules": "3.0.2"
+    "stylelint-find-new-rules": "3.0.4"
   },
   "dependencies": {
     "stylelint-a11y": "^1.2.3",