arm: [MVE intrinsics] rework vsliq

arm: [MVE intrinsics] rework vsliq

Implement vsliq using the new MVE builtins framework.

2022-12-12  Christophe Lyon  <christophe.lyon@arm.com>

	gcc/
	* config/arm/arm-mve-builtins-base.cc (vsliq): New.
	* config/arm/arm-mve-builtins-base.def (vsliq): New.
	* config/arm/arm-mve-builtins-base.h (vsliq): New.
	* config/arm/arm-mve-builtins.cc
	(function_instance::has_inactive_argument): Handle vsliq.
	* config/arm/arm_mve.h (vsliq): Remove.
	(vsliq_m): Remove.
	(vsliq_n_u8): Remove.
	(vsliq_n_s8): Remove.
	(vsliq_n_u16): Remove.
	(vsliq_n_s16): Remove.
	(vsliq_n_u32): Remove.
	(vsliq_n_s32): Remove.
	(vsliq_m_n_s8): Remove.
	(vsliq_m_n_s32): Remove.
	(vsliq_m_n_s16): Remove.
	(vsliq_m_n_u8): Remove.
	(vsliq_m_n_u32): Remove.
	(vsliq_m_n_u16): Remove.
	(__arm_vsliq_n_u8): Remove.
	(__arm_vsliq_n_s8): Remove.
	(__arm_vsliq_n_u16): Remove.
	(__arm_vsliq_n_s16): Remove.
	(__arm_vsliq_n_u32): Remove.
	(__arm_vsliq_n_s32): Remove.
	(__arm_vsliq_m_n_s8): Remove.
	(__arm_vsliq_m_n_s32): Remove.
	(__arm_vsliq_m_n_s16): Remove.
	(__arm_vsliq_m_n_u8): Remove.
	(__arm_vsliq_m_n_u32): Remove.
	(__arm_vsliq_m_n_u16): Remove.
	(__arm_vsliq): Remove.
	(__arm_vsliq_m): Remove.