Add pki --api option #5401

Job	Run time
Waiting for build / Waiting For Build	7m 46s
Update Version / Test	16s
PKI NSS CLI with ECC / Test	51s
PKICertImport / Test	1m 23s
PKI NSS CLI with Extensions / Test	46s
PKI NSS CLI with AES / Test	41s
PKI NSS CLI with HSM / Test	1m 18s
PKI NSS CLI with RSA / Test	49s
PKI PKCS11 CLI / Test	1m 17s
PKI PKCS12 CLI / Test	46s
PKI PKCS7 CLI / Test	49s
rpminspect / Test	2m 14s
	18m 56s

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