src: gpu: intel: concat: fix write=1, adjust for internal type size
make test set test_scope=NIGHTLY disable test_device_cpu disable benchdnn_all enable benchdnn_concat enable arch_gpu_xe-hpc enable arch_gpu_xe-hpg-atsm enable arch_gpu_xe-hpg-dg2 enable arch_gpu_xe-lp enable arch_gpu_xe-lpg enable arch_gpu_xe-lpg+ enable arch_gpu_xe2-hpg-bmg enable arch_gpu_xe2-lpg enable arch_gpu_xe3-lpg
make test perf-gpu set primitive=concat
make test set test_scope=NIGHTLY disable test_device_cpu disable benchdnn_all enable benchdnn_concat enable arch_gpu_xe-hpc enable arch_gpu_xe-hpg-atsm enable arch_gpu_xe-hpg-dg2 enable arch_gpu_xe-lp enable arch_gpu_xe-lpg enable arch_gpu_xe-lpg+ enable arch_gpu_xe2-hpg-bmg enable arch_gpu_xe2-lpg enable arch_gpu_xe3-lpg
make test perf-gpu set primitive=concat