i386: Change mnemonics from VMINMAXNEPBF16 to VMINMAXBF16

i386: Change mnemonics from VMINMAXNEPBF16 to VMINMAXBF16

gcc/ChangeLog:

	PR target/118270
	* config/i386/avx10_2-512minmaxintrin.h: Change intrin and
	builtin name according to new mnemonics.
	* config/i386/avx10_2minmaxintrin.h: Ditto.
	* config/i386/i386-builtin.def (BDESC): Ditto.
	* config/i386/sse.md
	(UNSPEC_MINMAXBF16): Rename from UNSPEC_MINMAXNEPBF16.
	(avx10_2_minmaxnepbf16_<mode><mask_name>): Rename to...
	(avx10_2_minmaxbf16_<mode><mask_name>): ...this. Change
	instruction name output.

gcc/testsuite/ChangeLog:

	PR target/118270
	* gcc.target/i386/avx10_2-512-minmax-1.c: Adjust output and
	intrin call.
	* gcc.target/i386/avx10_2-512-vminmaxnepbf16-2.c: Move to...
	* gcc.target/i386/avx10_2-512-vminmaxbf16-2.c: ...here.
	Adjust intrin call.
	* gcc.target/i386/avx10_2-minmax-1.c: Adjust output and intrin
	call.
	* gcc.target/i386/avx10_2-vminmaxnepbf16-2.c: Move to...
	* gcc.target/i386/avx10_2-vminmaxbf16-2.c: ...here.
	Adjust intrin call.
	* gcc.target/i386/avx-1.c: Adjust builtin call.
	* gcc.target/i386/sse-13.c: Ditto.
	* gcc.target/i386/sse-23.c: Ditto.
	* gcc.target/i386/sse-14.c: Adjust intrin call.
	* gcc.target/i386/sse-22.c: Ditto.