Change default RSA, DSA and DH size to 2048 bit ยท openssl/openssl@70b0b97
Fixes: #8737 Reviewed-by: Bernd Edlinger <bernd.edlinger@hotmail.de> Reviewed-by: Richard Levitte <levitte@openssl.org> GH: #8741</levitte@openssl.org></bernd.edlinger@hotmail.de>