chore(deps-dev): bump eslint from 7.8.1 to 7.9.0

Bumps [eslint](https://github.com/eslint/eslint) from 7.8.1 to 7.9.0.
- [Release notes](https://github.com/eslint/eslint/releases)
- [Changelog](https://github.com/eslint/eslint/blob/master/CHANGELOG.md)
- [Commits](eslint/eslint@v7.8.1...v7.9.0)

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

package.json

@@ -45,7 +45,7 @@
     "@babel/register": "7.11.5",
     "@rollup/plugin-babel": "5.2.0",
     "babel-plugin-add-module-exports": "1.0.4",
-    "eslint": "7.8.1",
+    "eslint": "7.9.0",
     "eslint-config-google": "0.14.0",
     "fancy-log": "1.3.3",
     "gulp": "4.0.2",