build(deps-dev): Bump @typescript-eslint/eslint-plugin (#1)

Bumps [@typescript-eslint/eslint-plugin](https://github.com/typescript-eslint/typescript-eslint/tree/HEAD/packages/eslint-plugin) from 2.17.0 to 2.18.0.
- [Release notes](https://github.com/typescript-eslint/typescript-eslint/releases)
- [Changelog](https://github.com/typescript-eslint/typescript-eslint/blob/master/packages/eslint-plugin/CHANGELOG.md)
- [Commits](https://github.com/typescript-eslint/typescript-eslint/commits/v2.18.0/packages/eslint-plugin)

Signed-off-by: dependabot-preview[bot] <[email protected]>

Author: dependabot-preview[bot]

package.json

@@ -11,7 +11,7 @@
 		"@netlify/cache-utils": "^0.1.2"
 	},
 	"devDependencies": {
-		"@typescript-eslint/eslint-plugin": "^2.17.0",
+		"@typescript-eslint/eslint-plugin": "^2.18.0",
 		"@typescript-eslint/parser": "^2.17.0",
 		"eslint-config-xo-typescript": "^0.24.1",
 		"prettier": "^1.19.1",