remove an unused import mapping

Author: cometkim

package.json

@@ -70,8 +70,7 @@
   },
   "imports": {
     "#cli/*": "./cli/common/*.js",
-    "#dev/*": "./lib_dev/*.js",
-    "#lib/minisocket": "./lib/minisocket.js"
+    "#dev/*": "./lib_dev/*.js"
   },
   "dependencies": {
     "@rescript/runtime": "workspace:packages/@rescript/runtime"