[CI] Fix cache location on Windows (#5603)

Also print cache statistics after build is complete.

Author: Alexander Batashev

.github/workflows/sycl_windows_build_and_test.yml

@@ -33,7 +33,7 @@ jobs:
         key: sycl-win-build-${{ github.sha }}
         restore-keys: |
           sycl-win-build-
-    - name: Configure
+    - name: Build
       shell: cmd
       env:
         CUDA_PATH: 'C:\Program Files\NVIDIA GPU Computing Toolkit\CUDA\v11.6'
@@ -53,13 +53,8 @@ jobs:
           --cmake-opt="-DCMAKE_CXX_COMPILER_LAUNCHER=sccache" ^
           --cmake-opt="-DCMAKE_C_COMPILER_LAUNCHER=sccache" ^
           --cuda
-    - name: Build
-      shell: cmd
-      env:
-        CUDA_PATH: 'C:\Program Files\NVIDIA GPU Computing Toolkit\CUDA\v11.6'
-        CUDA_TOOLKIT_ROOT_DIR: 'C:\Program Files\NVIDIA GPU Computing Toolkit\CUDA\v11.6'
-      run: |
         cmake --build build --target sycl-toolchain
+        sccache --show-stats
     - name: Install
       shell: cmd
       run: cmake --build build --target deploy-sycl-toolchain