Bump @types/node from 8.9.5 to 12.6.6 (#40)

* Dependabot (#35)

* Add dependabot config

* Update config

* [skip ci] Bump @types/node from 8.9.5 to 12.6.6

Bumps [@types/node](https://github.com/DefinitelyTyped/DefinitelyTyped/tree/HEAD/types/node) from 8.9.5 to 12.6.6.
- [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

@@ -80,7 +80,7 @@
         "@angular/compiler-cli": "^8.1.1",
         "@angular/language-service": "~8.1.1",
         "@types/ajv": "^1.0.0",
-        "@types/node": "~8.9.4",
+        "@types/node": "~12.6.6",
         "codelyzer": "^5.0.0",
         "electron": "^5.0.7",
         "electron-builder": "^21.0.15",