arm: improve tests and fix vrmlaldavhaq*

gcc/ChangeLog:

	* config/arm/mve.md (mve_vrmlaldavhq_<supf>v4si,
	mve_vrmlaldavhaq_<supf>v4si): Fix spacing vs tabs.

gcc/testsuite/ChangeLog:

	* gcc.target/arm/mve/intrinsics/vrmlaldavhaq_p_s32.c: Improve test.
	* gcc.target/arm/mve/intrinsics/vrmlaldavhaq_p_u32.c: Likewise.
3 files changed