only cache on github-hosted runners

.github/workflows/build.yml

@@ -604,6 +604,7 @@ jobs:
           uses: actions/checkout@v6
 
         - name: ccache
+          if: runner.environment == 'github-hosted'
           uses: ggml-org/ccache-action@v1.2.16
           with:
             key: ubuntu-24-openvino-${{ matrix.variant }}-no-preset-v1
@@ -618,7 +619,7 @@ jobs:
             sudo apt-get install -y ocl-icd-opencl-dev opencl-headers opencl-clhpp-headers intel-opencl-icd
 
         - name: Use OpenVINO Toolkit Cache
-          if: ${{ !contains(fromJSON(matrix.runner), 'self-hosted') }}
+          if: runner.environment == 'github-hosted'
           uses: actions/cache@v5
           id: cache-openvino
           with: