arm: [MVE intrinsics] rework vaddlvaq

arm: [MVE intrinsics] rework vaddlvaq

Implement vaddlvaq using the new MVE builtins framework.

2022-10-25  Christophe Lyon  <christophe.lyon@arm.com>

	gcc/
	* config/arm/arm-mve-builtins-base.cc (vaddlvaq): New.
	* config/arm/arm-mve-builtins-base.def (vaddlvaq): New.
	* config/arm/arm-mve-builtins-base.h (vaddlvaq): New.
	* config/arm/arm_mve.h (vaddlvaq): Remove.
	(vaddlvaq_p): Remove.
	(vaddlvaq_u32): Remove.
	(vaddlvaq_s32): Remove.
	(vaddlvaq_p_s32): Remove.
	(vaddlvaq_p_u32): Remove.
	(__arm_vaddlvaq_u32): Remove.
	(__arm_vaddlvaq_s32): Remove.
	(__arm_vaddlvaq_p_s32): Remove.
	(__arm_vaddlvaq_p_u32): Remove.
	(__arm_vaddlvaq): Remove.
	(__arm_vaddlvaq_p): Remove.