SYCL: use 1D kernel for set_rows

[qnixsynapse]

Continue from #14562

Got it at the same level of performance as the cpy kernel

Model	Batch size	Test	t/s master	t/s sycl/set_rows_1d_kernel	Speedup
llama 3B F16	64	pp1024	770.33	849.79	1.10
llama 3B F16	128	pp1024	1196.16	1412.73	1.18
llama 3B F16	256	pp1024	1823.87	2341.93	1.28
llama 3B F16	512	pp1024	2586.44	3224.97	1.25
llama 3B F16	1024	pp1024	2602.06	3244.33	1.25
llama 3B F16	2048	pp512	2648.21	3346.26	1.26
llama 3B F16	2048	tg128	23.99	25.31	1.06

With LLAMA_SET_ROWS=0

model	size	params	backend	ngl	n_batch	test	t/s
llama 3B F16	5.98 GiB	3.21 B	SYCL	99	64	pp1024	846.00 ± 1.63
llama 3B F16	5.98 GiB	3.21 B	SYCL	99	128	pp1024	1409.40 ± 3.23
llama 3B F16	5.98 GiB	3.21 B	SYCL	99	256	pp1024	2346.72 ± 1.56
llama 3B F16	5.98 GiB	3.21 B	SYCL	99	512	pp1024	3226.67 ± 3.88
llama 3B F16	5.98 GiB	3.21 B	SYCL	99	1024	pp1024	3253.42 ± 5.65
llama 3B F16	5.98 GiB	3.21 B	SYCL	99	tg128	tg128	25.49 ± 0.07

Thanks @AD2605