Remove non-public repo URL from citation

README.md

@@ -247,8 +247,7 @@ The cflow project tests 8 claims about CPU inference optimization:
 @software{poperszky2026cflow,
   author = {Poperszky, Tom},
   title = {cflow: CPU-First Streaming Inference for Pipeline-Native Transformers},
-  year = {2026},
-  url = {https://github.com/tpoperszky/cflow}
+  year = {2026}
 }
 ```