deps: bump @typescript-eslint/eslint-plugin from 2.25.0 to 2.26.0

Bumps [@typescript-eslint/eslint-plugin](https://github.com/typescript-eslint/typescript-eslint/tree/HEAD/packages/eslint-plugin) from 2.25.0 to 2.26.0.
- [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/v2.26.0/packages/eslint-plugin)

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

package.json

@@ -61,7 +61,7 @@
     "@types/jest": "^25.1.4",
     "@types/node": "~12",
     "@types/node-fetch": "^2.5.5",
-    "@typescript-eslint/eslint-plugin": "^2.25.0",
+    "@typescript-eslint/eslint-plugin": "^2.26.0",
     "@typescript-eslint/parser": "^2.25.0",
     "@zeit/ncc": "^0.22.0",
     "eslint": "^6.8.0",