fix missing comma in pyproject.toml

Author: Laurent2916

pyproject.toml

@@ -21,7 +21,7 @@ dependencies = [
     "rich>=13.0.0",
     "pyyaml>=6.0",
     "huggingface_hub>=0.20.0",
-    "openai>=2.7.2"
+    "openai>=2.7.2",
     "tomli>=2.3.0",
     "tomli-w>=1.2.0",
 ]