[arm,testsuite]: Fix options for vceqz_p64.c and vceqzq_p64.c

[arm,testsuite]: Fix options for vceqz_p64.c and vceqzq_p64.c

These two tests need:
dg-require-effective-target arm_crypto_ok
dg-add-options arm_crypto
because they use intrinsics that need -mfpu=crypto-neon-fp-armv8.

2021-01-18  Christophe Lyon  <christophe.lyon@linaro.org>

	gcc/testsuite/
	PR target/71233
	* gcc.target/arm/simd/vceqz_p64.c: Use arm_crypto options.
	* gcc.target/arm/simd/vceqzq_p64.c: Likewise.