chore(deps-dev): bump @types/node from 12.20.10 to 15.0.1

Bumps [@types/node](https://github.com/DefinitelyTyped/DefinitelyTyped/tree/HEAD/types/node) from 12.20.10 to 15.0.1.
- [Release notes](https://github.com/DefinitelyTyped/DefinitelyTyped/releases)
- [Commits](https://github.com/DefinitelyTyped/DefinitelyTyped/commits/HEAD/types/node)
Signed-off-by: Ndependabot[bot] <support@github.com>

package.json

@@ -42,7 +42,7 @@
     "@types/express": "^4.17.8",
     "@types/http-proxy": "^1.17.4",
     "@types/js-yaml": "^4.0.0",
-    "@types/node": "~12.20.7",
+    "@types/node": "~15.0.1",
     "@types/parcel-bundler": "^1.12.1",
     "@types/pem": "^1.9.5",
     "@types/proxy-from-env": "^1.0.1",

yarn.lock

@@ -1101,10 +1101,10 @@
   resolved "https://registry.yarnpkg.com/@types/minimist/-/minimist-1.2.1.tgz#283f669ff76d7b8260df8ab7a4262cc83d988256"
   integrity sha512-fZQQafSREFyuZcdWFAExYjBiCL7AUCdgsk80iO0q4yihYYdcIiH28CcuPTGFgLOCC8RlW49GSQxdHwZP+I7CNg==
 
-"@types/node@*", "@types/node@~12.20.7":
-  version "12.20.10"
-  resolved "https://registry.yarnpkg.com/@types/node/-/node-12.20.10.tgz#4dcb8a85a8f1211acafb88d72fafc7e3d2685583"
-  integrity sha512-TxCmnSSppKBBOzYzPR2BR25YlX5Oay8z2XGwFBInuA/Co0V9xJhLlW4kjbxKtgeNo3NOMbQP1A5Rc03y+XecPw==
+"@types/node@*", "@types/node@~15.0.1":
+  version "15.0.1"
+  resolved "https://registry.yarnpkg.com/@types/node/-/node-15.0.1.tgz#ef34dea0881028d11398be5bf4e856743e3dc35a"
+  integrity sha512-TMkXt0Ck1y0KKsGr9gJtWGjttxlZnnvDtphxUOSd0bfaR6Q1jle+sPvrzNR1urqYTWMinoKvjKfXUGsumaO1PA==
 
 "@types/normalize-package-data@^2.4.0":
   version "2.4.0"