[CI][NFC] Fixed GFX driver update PR (#6723)

Now generate test matrix correctly use
github.event.pull_request.head.sha that is required for
pull_request_target.

Author: apstasen

.github/workflows/sycl_gen_test_matrix.yml

@@ -24,6 +24,11 @@ on:
         type: string
         required: false
         default: ${{ github.run_id }}-${{ github.run_attempt }}
+      ref:
+        description: "Commit to use for checkout or github.sha by default"
+        type: string
+        required: false
+        default: ${{ github.sha }}
     outputs:
       lts_matrix:
         description: "Generated Matrix"
@@ -42,11 +47,11 @@ jobs:
     - name: Download scripts and configs
       shell: bash
       run: |
-        wget raw.githubusercontent.com/intel/llvm/${{ github.sha }}/devops/scripts/generate_test_matrix.js
-        wget raw.githubusercontent.com/intel/llvm/${{ github.sha }}/devops/test_configs.json
+        wget raw.githubusercontent.com/intel/llvm/${{ inputs.ref }}/devops/scripts/generate_test_matrix.js
+        wget raw.githubusercontent.com/intel/llvm/${{ inputs.ref }}/devops/test_configs.json
         wget raw.githubusercontent.com/intel/llvm/sycl/devops/dependencies.json
         mv dependencies.json dependencies.sycl.json
-        wget raw.githubusercontent.com/intel/llvm/${{ github.sha }}/devops/dependencies.json
+        wget raw.githubusercontent.com/intel/llvm/${{ inputs.ref }}/devops/dependencies.json
     - id: work
       uses: actions/github-script@v6
       name: Generate matrix

.github/workflows/sycl_precommit.yml

@@ -42,6 +42,7 @@ jobs:
     name: Generate Test Matrix
     uses: ./.github/workflows/sycl_gen_test_matrix.yml
     with:
+      ref: ${{ github.event.pull_request.head.sha }}
       lts_config: "hip_amdgpu;ocl_x64;ocl_gen9;l0_gen9;esimd_emu;cuda"
 
   linux_default: