Moved GUI certificate suite into correct folder

Change-Id: Id360fa41a3f4acc583100a78efa1327b1821b2ad
Signed-off-by: Rahul Maheshwari <rahulmaheshwari@in.ibm.com>
diff --git a/gui/test/server_config/test_obmc_gui_certificate.robot b/gui/test/access_control/test_obmc_gui_certificate.robot
similarity index 100%
rename from gui/test/server_config/test_obmc_gui_certificate.robot
rename to gui/test/access_control/test_obmc_gui_certificate.robot