Remove deprecated SSL settings

[mashhurs]

Description

Markes deprecated following SSL params:

{:name => 'ssl', :replaces => 'ssl_enabled'},
{:name => 'ssl_peer_metadata', :replaces => 'enrich => [ssl_peer_metadata]'},
{:name => 'ssl_verify_mode', :replaces => 'ssl_client_authentication'},
{:name => 'cipher_suites', :replaces => 'ssl_cipher_suites'},
{:name => 'tls_min_version', :replaces => 'ssl_supported_protocols'},
{:name => 'tls_max_version', :replaces => 'ssl_supported_protocols'}

[robbavey]

lgtm