Fix documentation where openssl-genrsa is listed as deprecated since …

…OpenSSL 3.0

openssl-genrsa is not deprecated however the OpenSSL documentation
states that it is the case from OpenSSL 3.0. This has been fixed in the
documentation, specifically in manpage 1.

Fixes #21055

CLA: trivial

Reviewed-by: Paul Dale <pauli@openssl.org>
Reviewed-by: Tomas Mraz <tomas@openssl.org>
(Merged from #21059)

(cherry picked from commit 4ad2dd4)

doc/man1/openssl-genrsa.pod.in

@@ -35,9 +35,6 @@ B<openssl> B<genrsa>
 
 =head1 DESCRIPTION
 
-This command has been deprecated.
-The L<openssl-genpkey(1)> command should be used instead.
-
 This command generates an RSA private key.
 
 =head1 OPTIONS
@@ -118,10 +115,6 @@ L<openssl(1)>,
 L<openssl-genpkey(1)>,
 L<openssl-gendsa(1)>
 
-=head1 HISTORY
-
-This command was deprecated in OpenSSL 3.0.
-
 =head1 COPYRIGHT
 
 Copyright 2000-2021 The OpenSSL Project Authors. All Rights Reserved.