fix: tools/toolchain/package.json to reduce vulnerabilities

The following vulnerabilities are fixed with an upgrade:
- https://snyk.io/vuln/SNYK-JS-ERROREX-12554213

Author: snyk-bot

tools/toolchain/package.json

@@ -20,7 +20,7 @@
     "merge-stream": "~2.0.0",
     "npm-cli-login": "~0.1.1",
     "ip": "^1.1.5",
-    "gulp-cli": "2.3.0"
+    "gulp-cli": "3.0.0"
   },
   "devDependencies": {
     "gulp": "^4.0.2"