Enforced robotframework standards.

- The standards are enforced using the rflint static anylysis tool.
- More standards will be added in future commits but this is a base
  starting point.

Change-Id: I7dd8a2b0b42a51327b748cb730609d7ee2538de3
Signed-off-by: Joy Onyerikwu <onyekachukwu.joy.onyerikwu@ibm.com>
diff --git a/tests/test_hardware_sensors.robot b/tests/test_hardware_sensors.robot
index 237bcb8..eb7cc57 100644
--- a/tests/test_hardware_sensors.robot
+++ b/tests/test_hardware_sensors.robot
@@ -250,7 +250,7 @@
 
 Enable Power Redundancy And Verify Using REST
    [Documentation]  Enable power redundancy and verify that it is enabled.
-   [Tags]  Enable_Power_Redundancy_And_Verify_Using REST
+   [Tags]  Enable_Power_Redundancy_And_Verify_Using_REST
 
    # Example:
    # /xyz/openbmc_project/sensors/chassis/PowerSupplyRedundancy