Modified the sessions header xpath value

Change-Id: Ib9dca9a03d187382690d426667afff001b8634f8
Signed-off-by: Ashwini Chandrappa <Ashwini.Chandrappa777@ibm.com>
diff --git a/gui/gui_test/security_and_access_menu/test_sessions_sub_menu.robot b/gui/gui_test/security_and_access_menu/test_sessions_sub_menu.robot
index 36fe289..361789d 100644
--- a/gui/gui_test/security_and_access_menu/test_sessions_sub_menu.robot
+++ b/gui/gui_test/security_and_access_menu/test_sessions_sub_menu.robot
@@ -11,7 +11,7 @@
 
 *** Variables ***
 
-${xpath_sessions_heading}  //h1[text()="Sessions"]
+${xpath_sessions_heading}  //h1[contains(text(),'sessions')]
 
 
 *** Test Cases ***