Merge pull request #71 from zhw2590582/dependabot/npm_and_yarn/mocha-8.0.0

Bump mocha from 7.2.0 to 8.0.0

package.json

@@ -51,7 +51,7 @@
         "glob": "^7.1.6",
         "inquirer": "^7.1.0",
         "lerna": "^3.22.0",
-        "mocha": "^7.2.0",
+        "mocha": "^8.0.0",
         "mocha-chrome": "^2.2.0",
         "node-sass": "^4.14.1",
         "rollup": "^2.15.0",