rflint check warning and errors clean up

Fixing the documentation and test code for:
    - exceeds 110 characters (LineTooLong)
    - TrailingWhitespace
    - RequireTestDocumentation
    - DuplicateTestNames

Change-Id: Ia173888ed709ac7bd3511654bf89c822bc47e398
Signed-off-by: George Keishing <gkeishin@in.ibm.com>
diff --git a/gui/gui_test/overview_menu/test_overview_menu.robot b/gui/gui_test/overview_menu/test_overview_menu.robot
index 971d2bd..cd655dc 100644
--- a/gui/gui_test/overview_menu/test_overview_menu.robot
+++ b/gui/gui_test/overview_menu/test_overview_menu.robot
@@ -46,7 +46,7 @@
 
 Verify Network Information In Overview Page
     [Documentation]  Verify values under network information section.
-    [Tags]  Verify_Network_Information_In_Overview Page
+    [Tags]  Verify_Network_Information_In_Overview_Page
 
     ${hostname}=  Get BMC Hostname
     Page Should Contain  ${hostname}