Move @types/node to dev deps as it’s not needed by users (#93)

Author: delucis

.changeset/five-ligers-melt.md

@@ -2,4 +2,4 @@
 "astro-auto-import": patch
 ---
 
-Update dependency @types/node to ^18.19.130
+Makes `@types/node` a dev dependency

packages/astro-auto-import/package.json

@@ -31,13 +31,13 @@
     "auto-import"
   ],
   "devDependencies": {
+    "@types/node": "^18.19.130",
     "astro": "^2.3.0",
     "typescript": "^5.9.3",
     "mdast-util-mdx": "^3.0.0",
     "vfile": "^6.0.3"
   },
   "dependencies": {
-    "@types/node": "^18.19.130",
     "acorn": "^8.8.0"
   },
   "peerDependencies": {