app: do not build test-crypto-perf if cryptodev disabled
app: do not build test-crypto-perf if cryptodev disabled

This fixes build in following configuration:

	CONFIG_RTE_LIBRTE_CRYPTODEV=n
	CONFIG_RTE_APP_CRYPTO_PERF=y

Fixes: f8be1786b1b8 ("app/crypto-perf: introduce performance test application")
Cc: stable@dpdk.org

Signed-off-by: Ilya Maximets <e6f59449982e74b9a8013e88011af79c397f66d7@samsung.com>
Acked-by: Pablo de Lara <28355d9cfe41bb8148aea0fb24f47aae8f4217a1@intel.com>

john-mcnamara-intel/dpdk,john-mcnamara-intel/dpdk,john-mcnamara-intel/dpdk,john-mcnamara-intel/dpdk