chore(deps): update dependency @types/node to v12.20.4

Author: renovate-bot

package.json

@@ -121,7 +121,7 @@
     "@sourcegraph/prettierrc": "^3.0.3",
     "@sourcegraph/tsconfig": "^4.0.1",
     "@types/mocha": "7.0.2",
-    "@types/node": "12.7.3",
+    "@types/node": "12.20.4",
     "@types/sinon": "9.0.10",
     "eslint": "^7.19.0",
     "husky": "^4.3.6",

yarn.lock

@@ -1205,10 +1205,10 @@
   resolved "https://registry.yarnpkg.com/@types/mocha/-/mocha-7.0.2.tgz#b17f16cf933597e10d6d78eae3251e692ce8b0ce"
   integrity sha512-ZvO2tAcjmMi8V/5Z3JsyofMe3hasRcaw88cto5etSVMwVQfeivGAlEYmaQgceUSVYFofVjT+ioHsATjdWcFt1w==
 
-"@types/node@12.7.3":
-  version "12.7.3"
-  resolved "https://registry.yarnpkg.com/@types/node/-/node-12.7.3.tgz#27b3f40addaf2f580459fdb405222685542f907a"
-  integrity sha512-3SiLAIBkDWDg6vFo0+5YJyHPWU9uwu40Qe+v+0MH8wRKYBimHvvAOyk3EzMrD/TrIlLYfXrqDqrg913PynrMJQ==
+"@types/node@12.20.4":
+  version "12.20.4"
+  resolved "https://registry.yarnpkg.com/@types/node/-/node-12.20.4.tgz#73687043dd00fcb6962c60fbf499553a24d6bdf2"
+  integrity sha512-xRCgeE0Q4pT5UZ189TJ3SpYuX/QGl6QIAOAIeDSbAVAd2gX1NxSZup4jNVK7cxIeP8KDSbJgcckun495isP1jQ==
 
 "@types/normalize-package-data@^2.4.0":
   version "2.4.0"