Update dependency remark-cjk-friendly to v2

Author: renovate[bot]

package.json

@@ -178,7 +178,7 @@
     "rehype-katex": "^7.0.1",
     "rehype-raw": "^7.0.0",
     "remark-breaks": "^4.0.0",
-    "remark-cjk-friendly": "^1.2.3",
+    "remark-cjk-friendly": "^2.0.0",
     "remark-gfm": "^4.0.1",
     "remark-github": "^12.0.0",
     "remark-math": "^6.0.0",