Reland: Use get_multi_ptr instead of deprecated get_pointer in wkv6

ggml/src/ggml-sycl/wkv6.cpp

@@ -131,7 +131,7 @@ void ggml_sycl_op_rwkv_wkv6(ggml_backend_sycl_context& ctx, const ggml_tensor* s
             [=](sycl::nd_item<3> item_ct1) {
                 rwkv_wkv_f32_kernel(
                     B, T, C, H, k_d, v_d, r_d, tf_d, td_d, s_d, dst_d,
-                    item_ct1, shared_mem_acc.get_pointer()
+                    item_ct1, (float*)shared_mem_acc.get_multi_ptr<sycl::access::decorated::no>().get()
                 );
             });
     });