chore(deps): update dependency concurrently to v6

Author: renovate-bot

package-lock.json

@@ -45,7 +45,7 @@
     "@typescript-eslint/parser": "^4.0.0",
     "babel-jest": "^26.3.0",
     "chalk": "^4.1.0",
-    "concurrently": "^5.3.0",
+    "concurrently": "^6.0.0",
     "eslint": "^7.6.0",
     "eslint-config-prettier": "^6.11.0",
     "husky": "^4.2.5",