REF:https://bugzilla.tianocore.org/show_bug.cgi?id=2504 Add support for TLS Client Authentication using Basic Authentication for HTTP Boot Cc: Maciej Rabeda <maciej.rabeda@linux.intel.com> Cc: Wu Jiaxin <jiaxin.wu@intel.com> Cc: Siyuan Fu <siyuan.fu@intel.com> Signed-off-by: Saloni Kasbekar <saloni.kasbekar@intel.com> Reviewed-by: Maciej Rabeda <maciej.rabeda@linux.intel.com>