Typo BIO_SOCK_REUSADDR => BIO_SOCK_REUSEADDR

CLA: trivial
Reviewed-by: NPaul Yang <yang.yang@baishancloud.com>
Reviewed-by: NMatt Caswell <matt@openssl.org>
Reviewed-by: NPaul Dale <paul.dale@oracle.com>
(Merged from https://github.com/openssl/openssl/pull/9021)

(cherry picked from commit ea8d07b155d26abb52574a1c1366b662a27ffbed)

doc/man3/BIO_connect.pod

@@ -24,7 +24,7 @@ but is present for future use.
 
 BIO_bind() binds the source address and service to a socket and
 may be useful before calling BIO_connect().  The options may include
-B<BIO_SOCK_REUSADDR>, which is described in L</FLAGS> below.
+B<BIO_SOCK_REUSEADDR>, which is described in L</FLAGS> below.
 
 BIO_connect() connects B<sock> to the address and service given by
 B<addr>.  Connection B<options> may be zero or any combination of