Update Dockerfile

Dockerfile

@@ -51,7 +51,7 @@ USER user
 # Clone and build llama.cpp with OpenBLAS support as the non-root user
 RUN git clone https://github.com/ggerganov/llama.cpp /home/user/code/models/llama.cpp && \
     cd /home/user/code/models/llama.cpp && \
-    export PKG_CONFIG_PATH=/opt/OpenBLAS/lib/pkgconfig:$PKG_CONFIG_PATHa && \
+    export PKG_CONFIG_PATH=/opt/OpenBLAS/lib/pkgconfig:$PKG_CONFIG_PATH && \
     cmake -B build -DGGML_BLAS=ON -DGGML_BLAS_VENDOR=OpenBLAS -DBLAS_INCLUDE_DIRS=/home/user/code/models/OpenBLAS -DLLAMA_CURL=OFF && \
     cmake --build build --config Release -j2 && \
     cp /home/user/code/models/llama.cpp/build/bin/* /home/user/code/models/llama.cpp/