Update husky to version 3.0.0 (#4716)

package.json

@@ -100,7 +100,7 @@
     "express": "^4.17.1",
     "fetch-blocks": "^1.0.0",
     "gh-pages": "^2.0.1",
-    "husky": "^2.3.0",
+    "husky": "^3.0.0",
     "import-sort-cli": "^6.0.0",
     "import-sort-parser-babylon": "^6.0.0",
     "import-sort-parser-typescript": "^6.0.0",