Remove env

Author: lukekim

test/apps/vercel-nextjs/vercel.json

@@ -5,11 +5,5 @@
     "framework": "nextjs",
     "regions": [
         "iad1"
-    ],
-    "env": {
-        "SPICEAI_API_KEY": {
-            "description": "Spice.ai API Key for authentication",
-            "value": ""
-        }
-    }
+    ]
 }