Revert "Fixing slugs for new integration!"

This reverts commit 3b871ca.

Author: ajram23

1.3.0/mcp_servers.json

@@ -2,8 +2,8 @@
     "version": "1.3.0",
     "servers": [
         {
-            "prefix": "GMAIL",
-            "version": "1.2.0",
+            "prefix": "google-gmail",
+            "version": "1.1.0",
             "composio_mcp_id": "5788e415-ed96-4d47-a62a-3e0fedbd4b2c",
             "auth_config_id": "ac__o2XSYs85YfG",
             "transport_type": "streamable-http",