Merge branch 'patch-1' of ssh://github.com/pacija/easy-rsa into pacija-patch-1

Signed-off-by: Richard T Bonhomme <tincantech@protonmail.com>

easyrsa3/easyrsa

@@ -1416,7 +1416,7 @@ at: $crt_in"
 		case $(uname 2>/dev/null) in
 			"Darwin"|*"BSD")
 				expire_date=$(date -j -f '%b %d %T %Y %Z' "$expire_date" +%s)
-				allow_renew_date=$(date -j -v"+${EASYRSA_CERT_RENEW}d" +%s)
+				allow_renew_date=$(($(date -j +%s) + 24*60*60*$EASYRSA_CERT_RENEW))
 				;;
 			*)
 				# This works on Windows, too, since uname doesn't exist and this is catch-all