Add SSL_CTX_use_cert_and_key #5793

Job	Run time
bind9	3m 34s
grpc	26m 17s
libevent	28m 37s
nmap	2m 39s
openvpn2-6	4m 12s
openvpnMaster	4m 6s
Python main	4m 15s
Python releases (FIPS=0 OPENSSL_IN_CRT=0)	12m 50s
Python releases (FIPS=1 OPENSSL_IN_CRT=0)	13m 30s
Ruby main	58s
Ruby releases (FIPS=0)	13m 58s
strongswan	2m 14s
Python releases (FIPS=0 OPENSSL_IN_CRT=1)	13m 6s
Ruby releases (FIPS=1)	14m 9s
Python releases (FIPS=1 OPENSSL_IN_CRT=1)	13m 9s
	2h 37m 34s

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