HPCC-9816 Add ssl option to ecl cli docs

Signed-off-by: JamesDeFabia <James.Defabia@LexisNexis.com>
Merge pull request #4713 from JamesDeFabia/HPCC-9816_add_ssl_option_ecl_cli_docs

HPCC-9816 Add ssl option to ecl cli docs