Increased time delay for NTP time to reflect

Changes:
   - Added time delay for NTP time to reflect (PE00KFHF)
Tested:
   - Ran test case from sandbox successfully.

Change-Id: I73ca1b32e052ed2b1ded1c6b7167f8845a2badd1
Signed-off-by: sarandev3 <saranyad@in.ibm.com>
diff --git a/gui/gui_test/settings_menu/test_date_and_time_sub_menu.robot b/gui/gui_test/settings_menu/test_date_and_time_sub_menu.robot
index 0650ec0..a8e26f1 100644
--- a/gui/gui_test/settings_menu/test_date_and_time_sub_menu.robot
+++ b/gui/gui_test/settings_menu/test_date_and_time_sub_menu.robot
@@ -305,8 +305,8 @@
        Input Text  ${xpath_ntp_server1}  216.239.35.0
        Click Element  ${xpath_select_save_settings}
 
-       # Wait until saved successfully message is visible.
-       Wait Until Element Is Visible  ${xpath_success_message}  timeout=60
+       # Wait until progress bar is not visible.
+       Wait Until Element Is Not Visible   ${xpath_page_loading_progress_bar}  timeout=60
 
        ${cli_date_time}=  CLI Get BMC DateTime
        ${ntp_date}=  Convert Date  ${cli_date_time}  result_format=%Y-%m-%d