Bump @types/node from 12.7.8 to 12.7.9

Bumps [@types/node](https://github.com/DefinitelyTyped/DefinitelyTyped/tree/HEAD/types/node) from 12.7.8 to 12.7.9.
- [Release notes](https://github.com/DefinitelyTyped/DefinitelyTyped/releases)
- [Commits](https://github.com/DefinitelyTyped/DefinitelyTyped/commits/HEAD/types/node)

Signed-off-by: dependabot-preview[bot] <support@dependabot.com>

package.json

@@ -39,7 +39,7 @@
   ],
   "devDependencies": {
     "@types/mocha": "^5.2.7",
-    "@types/node": "^12.7.8",
+    "@types/node": "^12.7.9",
     "chai": "^4.2.0",
     "coveralls": "^3.0.5",
     "del-cli": "^3.0.0",

yarn.lock

@@ -135,10 +135,10 @@
   resolved "https://registry.yarnpkg.com/@types/mocha/-/mocha-5.2.7.tgz#315d570ccb56c53452ff8638738df60726d5b6ea"
   integrity sha512-NYrtPht0wGzhwe9+/idPaBB+TqkY9AhTvOLMkThm0IoEfLaiVQZwBwyJ5puCkO3AUCWrmcoePjp2mbFocKy4SQ==
 
-"@types/node@*", "@types/node@^12.7.8":
-  version "12.7.8"
-  resolved "https://registry.yarnpkg.com/@types/node/-/node-12.7.8.tgz#cb1bf6800238898bc2ff6ffa5702c3cadd350708"
-  integrity sha512-FMdVn84tJJdV+xe+53sYiZS4R5yn1mAIxfj+DVoNiQjTYz1+OYmjwEZr1ev9nU0axXwda0QDbYl06QHanRVH3A==
+"@types/node@*", "@types/node@^12.7.9":
+  version "12.7.9"
+  resolved "https://registry.yarnpkg.com/@types/node/-/node-12.7.9.tgz#da0210f91096aa67138cf5afd04c4d629f8a406a"
+  integrity sha512-P57oKTJ/vYivL2BCfxCC5tQjlS8qW31pbOL6qt99Yrjm95YdHgNZwjrTTjMBh+C2/y6PXIX4oz253+jUzxKKfQ==
 
 "@types/unist@^2.0.0", "@types/unist@^2.0.2":
   version "2.0.3"