fix(deps): update dependency slug to v11

Author: renovate[bot]

package.json

@@ -40,7 +40,7 @@
   "dependencies": {
     "entities": "5.0.0",
     "lodash-es": "4.17.21",
-    "slug": "9.1.0"
+    "slug": "11.0.0"
   },
   "devDependencies": {
     "@shelf/eslint-config": "3.15.1",