[CI] Remove -j 50 limit from PVC E2E tasks (#18305)

If it fails, lock the runner and let driver team debug.

Author: aelovikov-intel

.github/workflows/sycl-linux-precommit.yml

@@ -111,14 +111,12 @@ jobs:
             runner: '["Linux", "pvc"]'
             image_options: -u 1001 --device=/dev/dri -v /dev/dri/by-path:/dev/dri/by-path --privileged --cap-add SYS_ADMIN
             target_devices: level_zero:gpu;opencl:gpu
-            extra_lit_opts: -j 50
           - name: Dev IGC on Intel Ponte Vecchio GPU
             runner: '["Linux", "pvc"]'
             image: ghcr.io/intel/llvm/ubuntu2404_intel_drivers:devigc
             image_options: -u 1001 --device=/dev/dri -v /dev/dri/by-path:/dev/dri/by-path --privileged --cap-add SYS_ADMIN
             target_devices: level_zero:gpu;opencl:gpu
             use_igc_dev: true
-            extra_lit_opts: -j 50
           - name: Intel Battlemage Graphics
             runner: '["Linux", "bmg"]'
             image_options: -u 1001 --device=/dev/dri -v /dev/dri/by-path:/dev/dri/by-path --privileged --cap-add SYS_ADMIN