Drop testing with dev IGC - we don't need it on release branches

Author: AlexeySachkov

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

@@ -81,28 +81,12 @@ jobs:
             target_devices: level_zero:gpu;opencl:gpu
             reset_intel_gpu: true
             extra_lit_opts: --param matrix-xmx8=True
-          - name: E2E tests with dev igc on Intel Arc A-Series Graphics
-            runner: '["Linux", "arc"]'
-            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
-            reset_intel_gpu: true
-            extra_lit_opts: --param matrix-xmx8=True
-            use_igc_dev: true
           - name: E2E tests on Intel Ponte Vecchio GPU
             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
             reset_intel_gpu: true
             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
-            reset_intel_gpu: true
-            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