chore: remove ttl-to-ntriples conversion project script

With the `sparql-parser` service now supporting reading ttl configurations
directly the manual conversion is no longer needed.

Author: mirdono

scripts/config.json

@@ -1,20 +1,4 @@
 {
   "version": "0.1",
-  "scripts": [
-    {
-      "documentation": {
-        "command": "ttl-to-ntriples",
-        "description": "Convert a ttl-files to corresponding n-triple files.",
-        "arguments": ["-r", "--replace"]
-      },
-      "environment": {
-        "image": "python:3.13.7",
-        "interactive": false,
-        "script": "ttl-to-ntriples/run.sh"
-      },
-      "mounts": {
-        "app": "/app/"
-      }
-    }
-  ]
+  "scripts": []
 }