Bump eslint from 6.8.0 to 7.0.0 (#266)

Bumps [eslint](https://github.com/eslint/eslint) from 6.8.0 to 7.0.0.
- [Release notes](https://github.com/eslint/eslint/releases)
- [Changelog](https://github.com/eslint/eslint/blob/master/CHANGELOG.md)
- [Commits](eslint/eslint@v6.8.0...v7.0.0)

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

Co-authored-by: dependabot-preview[bot] <27856297+dependabot-preview[bot]@users.noreply.github.com>

Author: dependabot-preview[bot]

package.json

@@ -55,7 +55,7 @@
     "enzyme": "^3.0.0",
     "enzyme-adapter-react-16": "^1.0.1",
     "enzyme-to-json": "^3.4.0",
-    "eslint": "^6.6.0",
+    "eslint": "^7.0.0",
     "father": "^2.13.4",
     "husky": "^4.2.3",
     "less": "^3.10.3",