fix(deps): update dependency @expressive-code/plugin-line-numbers to ^0.40.0

Author: renovate[bot]

website/package-lock.json

@@ -12,7 +12,7 @@
   "dependencies": {
     "@astrojs/starlight": "^0.28.0",
     "@expressive-code/plugin-collapsible-sections": "^0.38.0",
-    "@expressive-code/plugin-line-numbers": "^0.37.0",
+    "@expressive-code/plugin-line-numbers": "^0.40.0",
     "@fontsource/ibm-plex-mono": "^5.0.8",
     "@fontsource/ibm-plex-serif": "^5.0.8",
     "astro": "^4.4.9",