Fix Tag mismatch and typo in the test suite

Change-Id: I3c01d1604198cc9cd3825a6e09c445fcba1bc5a3
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 89e90f7..036089c 100644
--- a/gui/gui_test/overview_menu/test_overview_menu.robot
+++ b/gui/gui_test/overview_menu/test_overview_menu.robot
@@ -200,7 +200,7 @@
 
 
 Set IndicatorLED State
-    [Documentation]  Performe redfish PATCH operation.
+    [Documentation]  Perform redfish PATCH operation.
     [Arguments]  ${led_state}  ${expect_resp_code}=[200, 204]
     # Description of argument(s):
     # led_state            IndicatorLED state to "off", "Lit" etc.
diff --git a/gui/test/server_overview/test_obmc_gui_server_overview.robot b/gui/test/server_overview/test_obmc_gui_server_overview.robot
index f83549d..95c5710 100644
--- a/gui/test/server_overview/test_obmc_gui_server_overview.robot
+++ b/gui/test/server_overview/test_obmc_gui_server_overview.robot
@@ -55,7 +55,7 @@
     Select Server Overview Menu
     Verify Display Content  ${string_BMC_info}
 
-Verify POWER Consumption Should Display At OBMC Power Off State
+Verify Power Consumption Should Display At OBMC Power Off State
     [Documentation]  Verify existence of text "Power Consumption".
     [Tags]  Verify_Power_Consumption_Should_Display_At_OBMC_Power_Off_State
     ...  OBMC_PowerOff_State
diff --git a/redfish/dmtf_tools/Redfish_Usecase_Checkers.robot b/redfish/dmtf_tools/Redfish_Usecase_Checkers.robot
index 798db2e..bbe3f81 100644
--- a/redfish/dmtf_tools/Redfish_Usecase_Checkers.robot
+++ b/redfish/dmtf_tools/Redfish_Usecase_Checkers.robot
@@ -59,7 +59,7 @@
 
 Test BMC Redfish Power Control Usecase
     [Documentation]  Power Control Usecase Test.
-    [Tags]  Test_BMC_Redfish_Power_Control_Usecases
+    [Tags]  Test_BMC_Redfish_Power_Control_Usecase
 
     DMTF Power