fix: upgrade slug from 5.0.0 to 5.0.1

Snyk has created this PR to upgrade slug from 5.0.0 to 5.0.1.

See this package in npm:
https://www.npmjs.com/package/slug

See this project in Snyk:
https://app.snyk.io/org/fernal73/project/89b5d77d-e920-420f-8cec-02d75fe06146?utm_source=github&utm_medium=upgrade-pr

Author: snyk-bot

spider3/package-lock.json

@@ -21,7 +21,7 @@
     "mkdirp": "^1.0.4",
     "path": "^0.12.7",
     "request": "^2.88.2",
-    "slug": "^5.0.0",
+    "slug": "^5.0.1",
     "url": "^0.11.0",
     "snyk": "^1.618.0"
   },