feat: upgrade level-ws from 0.1.0 to 4.0.0

Snyk has created this PR to upgrade level-ws from 0.1.0 to 4.0.0.

See this package in npm:
https://www.npmjs.com/package/level-ws

See this project in Snyk:
https://app.snyk.io/org/arlac77/project/12ee80ba-0494-4042-a1c4-8371a7f0b00f?utm_source=github&utm_medium=referral&page=upgrade-pr

package.json

@@ -25,7 +25,7 @@
   },
   "dependencies": {
     "hdt": "^3.0.2",
-    "level-ws": "0.1.0",
+    "level-ws": "4.0.0",
     "leveldown": "^6.1.1",
     "levelup": "^5.1.1"
   },