[CI] Run postcommit when GPU driver changes (#17320)

We test differently in pre and postcommit, and we need to also test
driver updates in postcommit to ensure there are no failures.

Signed-off-by: Sarnie, Nick <[email protected]>

Author: sarnex

.github/workflows/sycl-post-commit.yml

@@ -18,6 +18,8 @@ on:
     - .github/workflows/sycl-macos-build-and-test.yml
     - ./devops/actions/cleanup
     - ./devops/actions/cached_checkout
+    - ./devops/dependencies.json
+    - ./devops/dependencies-igc-dev.json
 
 concurrency:
   #  Cancel a currently running workflow from the same PR or commit hash.