chore(deps-dev): bump @types/node from 10.14.19 to 10.14.21

Bumps [@types/node](https://github.com/DefinitelyTyped/DefinitelyTyped/tree/HEAD/types/node) from 10.14.19 to 10.14.21.
- [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>

yarn.lock

@@ -399,9 +399,9 @@
   integrity sha512-MeatbbUsZ80BEsKPXby6pUZjUM9ZuHIpWElN0siopih3fvnlpX2O9L6D5+dzDIb36lf9tM/8U4PVdLQ+L4qr4A==
 
 "@types/node@^10.12.21":
-  version "10.14.19"
-  resolved "https://registry.yarnpkg.com/@types/node/-/node-10.14.19.tgz#f52742c7834a815dedf66edfc8a51547e2a67342"
-  integrity sha512-j6Sqt38ssdMKutXBUuAcmWF8QtHW1Fwz/mz4Y+Wd9mzpBiVFirjpNQf363hG5itkG+yGaD+oiLyb50HxJ36l9Q==
+  version "10.14.21"
+  resolved "https://registry.yarnpkg.com/@types/node/-/node-10.14.21.tgz#4a9db7ef1d1671c0015e632c5fa3d46c86c58c1e"
+  integrity sha512-nuFlRdBiqbF+PJIEVxm2jLFcQWN7q7iWEJGsBV4n7v1dbI9qXB8im2pMMKMCUZe092sQb5SQft2DHfuQGK5hqQ==
 
 "@types/prettier@^1.16.1":
   version "1.16.1"