chore(deps): update dependency concurrently to v7

Author: renovate-bot

package-lock.json

@@ -56,7 +56,7 @@
     "@types/prismjs": "1.26.0",
     "@types/rimraf": "3.0.2",
     "chokidar": "3.5.3",
-    "concurrently": "6.5.1",
+    "concurrently": "7.1.0",
     "dgeni": "0.4.14",
     "dgeni-packages": "0.29.3",
     "husky": "7.0.4",