[CI] Enable in-tree LITs back (#5504)

They have been disabled by accident.

Author: Alexander Batashev

.github/workflows/sycl_linux_build_and_test.yml

@@ -150,6 +150,7 @@ jobs:
           --cmake-opt="-DLLVM_INSTALL_UTILS=ON" \
           --cmake-opt="-DSYCL_PI_TESTS=OFF"
     - name: Compile
+      id: build
       run: cmake --build $GITHUB_WORKSPACE/build
     # TODO allow to optionally disable in-tree checks
     - name: check-llvm