REF: https://bugzilla.tianocore.org/show_bug.cgi?id=3507 HTTP boot has a default set forced timeout value of 5 seconds for getting the recovery image from a remote source. This change allows the HTTP boot flow to get the IO timeout value from the PcdHttpIoTimeout. PcdHttpIoTimeout value is set in platform code. Signed-off-by: Zachary Clark-Williams <zachary.clark-williams@intel.com> Cc: Maciej Rabeda <maciej.rabeda@linux.intel.com> Cc: Jiaxin Wu <jiaxin.wu@intel.com> Cc: Siyuan Fu <siyuan.fu@intel.com> Reviewed-by: Maciej Rabeda <maciej.rabeda@linux.intel.com> Reviewed-by: Jiaxin Wu <jiaxin.wu@intel.com>