Replace de_kherud_llama_*.h with net_ladenthin_llama_*.h in .gitignore

Old package name no longer exists; update the pattern to match the
current net.ladenthin.llama JNI header generated by mvn compile.

https://claude.ai/code/session_01GYjU7CXHB6QLbxrbZcQWCn

Author: claude

.gitignore

@@ -33,7 +33,6 @@ hs_err_pid*
 replay_pid*
 
 models/*.gguf
-src/main/cpp/de_kherud_llama_*.h
 src/main/cpp/net_ladenthin_llama_*.h
 src/main/resources_cuda_linux/
 src/main/resources/**/*.so