chore(deps): update dependency concurrently to v8

Author: renovate[bot]

Diff for: packages/react-pages/package.json

@@ -58,7 +58,7 @@
     "@types/minimist": "^1.2.0",
     "@types/react": "^18.0.33",
     "@types/react-dom": "^18.0.11",
-    "concurrently": "^7.6.0",
+    "concurrently": "^8.0.1",
     "react": "^18.2.0",
     "rimraf": "^4.4.1",
     "rollup": "^3.20.2",

Diff for: packages/theme-doc/package.json

@@ -51,7 +51,7 @@
     "@types/mdx": "^2.0.4",
     "antd": "^5.4.0",
     "chokidar": "^3.5.1",
-    "concurrently": "^7.6.0",
+    "concurrently": "^8.0.1",
     "copy-to-clipboard": "^3.3.3",
     "fs-extra": "^11.1.1",
     "github-markdown-css": "^5.2.0",