`bxt_ch_set/get` cheats crash the game in main menu when sv_cheats is 1

[chinese-soup]

low prior e.g.

		auto &hw = HwDLL::GetInstance();
		(*hw.sv_player)->v.velocity[0] = vx;
		(*hw.sv_player)->v.velocity[1] = vy;
		(*hw.sv_player)->v.velocity[2] = vz;

#0  0xe911cbcf in HwDLL::Cmd_BXT_CH_Set_Velocity::handler (vx=2, vy=2, vz=2) at /home/unko/repos/BunnymodXT/BunnymodXT/modules/HwDLL.cpp:2146
2146			(*hw.sv_player)->v.velocity[0] = vx;