Add Tornado SDK to PATH in build workflow

Author: mikepapadim

.github/workflows/build-and-run.yml

@@ -50,6 +50,7 @@ jobs:
           cd GPULlama3.java/external/tornadovm
           source venv/bin/activate
           make
+          export PATH=$TORNADO_SDK/bin:$PATH
           # Verify TornadoVM
           tornado --devices
 
@@ -60,5 +61,6 @@ jobs:
 
       - name: Run llama-tornado test prompt
         run: |
+          export PATH=$TORNADO_SDK/bin:$JAVA_HOME/bin:$PATH
           cd GPULlama3.java
           ./llama-tornado --gpu --opencl --model ../Llama-3.2-1B-Instruct-F16.gguf --prompt "Say hello"