fix: deps/v8/tools/clusterfuzz/js_fuzzer/package.json to reduce vulne…

…rabilities

The following vulnerabilities are fixed with an upgrade:
- https://snyk.io/vuln/SNYK-JS-DECODEURICOMPONENT-3149970
- https://snyk.io/vuln/SNYK-JS-JSONSCHEMA-1920922
- https://snyk.io/vuln/SNYK-JS-JUSTEXTEND-72674
- https://snyk.io/vuln/SNYK-JS-QS-3153490
- https://snyk.io/vuln/npm:cryptiles:20180710
- https://snyk.io/vuln/npm:diff:20180305

deps/v8/tools/clusterfuzz/js_fuzzer/package.json

@@ -23,9 +23,9 @@
   "devDependencies": {
     "eslint": "^6.8.0",
     "mocha": "^3.5.3",
-    "pkg": "^4.3.4",
+    "pkg": "^5.0.0",
     "prettier": "2.0.5",
-    "sinon": "^4.0.0"
+    "sinon": "^16.1.2"
   },
   "pkg": {
     "assets": "resources/**/*"