fix: packages/next/package.json to reduce vulnerabilities (#86)

The following vulnerabilities are fixed with an upgrade:
- https://snyk.io/vuln/SNYK-JS-BROWSERSLIST-1090194

Author: snyk-bot

packages/next/package.json

@@ -68,7 +68,7 @@
     "@next/react-refresh-utils": "10.0.10-canary.4",
     "@opentelemetry/api": "0.14.0",
     "ast-types": "0.13.2",
-    "browserslist": "4.16.1",
+    "browserslist": "4.16.5",
     "buffer": "5.6.0",
     "caniuse-lite": "^1.0.30001179",
     "chalk": "2.4.2",