Update react-is

Author: wooorm

package.json

@@ -86,7 +86,7 @@
     "hast-util-whitespace": "^2.0.0",
     "prop-types": "^15.0.0",
     "property-information": "^6.0.0",
-    "react-is": "^17.0.0",
+    "react-is": "^18.0.0",
     "remark-parse": "^10.0.0",
     "remark-rehype": "^10.0.0",
     "space-separated-tokens": "^2.0.0",