Update metadata (general.architecture)

Updated metadata:
* **general.architecture**: Kyro

.gitattributes

@@ -34,3 +34,4 @@ saved_model/**/* filter=lfs diff=lfs merge=lfs -text
 *.zst filter=lfs diff=lfs merge=lfs -text
 *tfevents* filter=lfs diff=lfs merge=lfs -text
 Cleo[[:space:]]Kyro[[:space:]]0.5M.gguf filter=lfs diff=lfs merge=lfs -text
+Cleo[[:space:]]Kyro[[:space:]]0.5B.gguf filter=lfs diff=lfs merge=lfs -text