Use standard setup and teardown keywords

Use standardized names for setup and teardown keywords
in Robot modules residing in the extended directory.
       - Suite Setup Execution
       - Suite Teardown Execution
       - Test Setup Execution
       - Test Teardown Execution

Resolves  openbmc/openbmc-test-automation#1167
Change-Id: I3055f325787839cb6ecf32a09e5d4cb671f114c3
Signed-off-by: Steven Sombar <ssombar@us.ibm.com>
diff --git a/extended/test_host_network.robot b/extended/test_host_network.robot
index 2038bd6..7de46be 100644
--- a/extended/test_host_network.robot
+++ b/extended/test_host_network.robot
@@ -9,7 +9,7 @@
 Library             ../lib/utilities.py
 
 Test Setup          Open Connection And Log In
-Test Teardown       Post Test Execution
+Test Teardown       Test Teardown Execution
 
 Force Tags          Host_Network_Test
 
@@ -74,7 +74,7 @@
 
 *** Keywords ***
 
-Post Test Execution
+Test Teardown Execution
     [Documentation]  Do the post test teardown.
 
     FFDC On Test Case Fail