feat: upgrade to [email protected] and gatsby@4

Author: hikerpig

_layouts/package.json

@@ -14,11 +14,11 @@
   "author": "chenmin",
   "license": "MIT",
   "dependencies": {
-    "gatsby": "^3.13.0",
+    "gatsby": "^4.6.2",
     "gatsby-plugin-copy-files-enhanced": "^1.1.1",
     "gatsby-remark-copy-linked-files": "^4.10.0",
     "gatsby-remark-prismjs": "^5.10.0",
-    "gatsby-theme-kb": "^0.8.0",
+    "gatsby-theme-kb": "^0.9.0",
     "prism-themes": "^1.8.0",
     "prismjs": "^1.24.1",
     "rehype-katex": "^5.0.0",