fix(deps): update dependency rehype-attr to v4 (uiwjs#280)

Co-authored-by: renovate[bot] <29139614+renovate[bot]@users.noreply.github.com>
Co-authored-by: 小弟调调 <[email protected]>

Author: 2 people

core/package.json

@@ -58,7 +58,7 @@
     "@babel/runtime": "^7.17.2",
     "@uiw/copy-to-clipboard": "~1.0.12",
     "react-markdown": "~9.1.0",
-    "rehype-attr": "~3.0.1",
+    "rehype-attr": "~4.0.0",
     "rehype-autolink-headings": "~7.1.0",
     "rehype-ignore": "^2.0.0",
     "rehype-prism-plus": "2.0.0",