Tweak stylelint deps

Author: RobbieTheWagner

package.json

@@ -103,7 +103,6 @@
     "ember-cli-htmlbars": "^6.3.0",
     "ember-cli-inject-live-reload": "^2.1.0",
     "ember-cli-sass": "^11.0.1",
-    "ember-cli-stylelint": "^4.0.0",
     "ember-cli-terser": "^4.0.2",
     "ember-cli-typescript": "^5.3.0",
     "ember-cli-version-checker": "^5.1.2",
@@ -151,16 +150,17 @@
     "release-plan": "^0.8.0",
     "sass": "^1.79.4",
     "source-map-js": "^1.2.1",
-    "stylelint": "^16.9.0",
-    "stylelint-config-standard-scss": "^13.1.0",
-    "stylelint-prettier": "^5.0.2",
+    "stylelint": "^15.11.0",
+    "stylelint-config-standard-scss": "^11.0.0",
+    "stylelint-prettier": "^4.1.0",
     "tracked-built-ins": "^3.3.0",
     "tracked-toolbox": "^2.0.0",
     "typescript": "^5.6.3",
     "webpack": "^5.95.0"
   },
   "engines": {
-    "node": ">= 18"
+    "node": ">= 18",
+    "pnpm": "^9.0.0"
   },
   "publishConfig": {
     "registry": "https://registry.npmjs.org"
@@ -201,7 +201,7 @@
     }
   },
   "volta": {
-    "node": "18.18.2",
-    "pnpm": "8.10.2"
+    "node": "18.20.4",
+    "pnpm": "9.12.1"
   }
 }