Merge pull request #5021 from wenzhixin/dependabot/npm_and_yarn/eslint-7.0.0

Bump eslint from 6.8.0 to 7.0.0

package.json

@@ -13,7 +13,7 @@
     "clean-css-cli": "^4.3.0",
     "core-js": "^3.1.4",
     "cross-env": "^7.0.2",
-    "eslint": "^6.0.0",
+    "eslint": "^7.0.0",
     "esm": "^3.2.25",
     "foreach-cli": "^1.8.1",
     "glob": "^7.1.4",