[BuildBot] Uplift GPU RT version for Linux to 20.42.18209 (#2684)

Signed-off-by: bb-sycl <[email protected]>

Author: bb-sycl

buildbot/dependency.conf

@@ -4,8 +4,8 @@ ocl_cpu_rt_ver=2020.11.10.0.05
 # https://github.com/intel/llvm/releases/download/2020-WW41/win-oclcpuexp-2020.11.10.0.05_rel.zip
 ocl_cpu_rt_ver_win=2020.11.10.0.05
 # Same GPU driver supports Level Zero and OpenCL:
-# https://github.com/intel/compute-runtime/releases/tag/20.41.18123
-ocl_gpu_rt_ver=20.41.18123
+# https://github.com/intel/compute-runtime/releases/tag/20.42.18209
+ocl_gpu_rt_ver=20.42.18209
 # Same GPU driver supports Level Zero and OpenCL:
 # https://downloadmirror.intel.com/29879/a08/igfx_win10_100.8778.zip
 ocl_gpu_rt_ver_win=27.20.100.8778
@@ -24,7 +24,7 @@ fpga_ver_win=20200913_000017
 [DRIVER VERSIONS]
 cpu_driver_lin=2020.11.10.0.05
 cpu_driver_win=2020.11.10.0.05
-gpu_driver_lin=20.41.18123
+gpu_driver_lin=20.42.18209
 gpu_driver_win=27.20.100.8778
 fpga_driver_lin=2020.11.10.0.05
 fpga_driver_win=2020.11.10.0.05