Adjust testcase.

gcc/testsuite/ChangeLog:

	* gcc.target/i386/pr92658-avx512f.c: Refine testcase.
	* gcc.target/i386/pr92658-avx512vl.c: Adjust scan-assembler,
	only v2di->v2qi truncate is not supported, v4di->v4qi should
	be supported.
2 files changed