Action : don't build with hip support

.github/workflows/build.yml

@@ -104,32 +104,6 @@ jobs:
           path: cudart-vulkan-llama-${{ steps.tag.outputs.name }}-bin-ubuntu-x64.zip
           name: cudart-vulkan-llama-bin-ubuntu-x64.zip
 
-  ubuntu-22-cmake-hip:
-    runs-on: ubuntu-22.04
-    container: rocm/dev-ubuntu-22.04:6.0.2
-
-    steps:
-      - name: Clone
-        id: checkout
-        uses: actions/checkout@v4
-
-      - name: Dependencies
-        id: depends
-        run: |
-          sudo apt-get update
-          sudo apt-get install -y build-essential git cmake rocblas-dev hipblas-dev
-
-      - name: Build with native CMake HIP support
-        id: cmake_build
-        run: |
-          cmake -B build -S . -DCMAKE_HIP_COMPILER="$(hipconfig -l)/clang" -DGGML_HIPBLAS=ON
-          cmake --build build --config Release -j $(nproc)
-
-      - name: Build with legacy HIP support
-        id: cmake_build_legacy_hip
-        run: |
-          cmake -B build2 -S . -DCMAKE_C_COMPILER=hipcc -DCMAKE_CXX_COMPILER=hipcc -DGGML_HIPBLAS=ON
-          cmake --build build2 --config Release -j $(nproc)
 
 
   # TODO: build with GGML_NO_METAL because test-backend-ops fail on "Apple Paravirtual device" and I don't know