Corrected the Test data tables to adhere to code standards.

This commit is style changes only.

Change-Id: Ic38e64de8693a319df9b336154a9ba276c2a302a
Signed-off-by: Gunnar Mills <gmills@us.ibm.com>
diff --git a/extended/test_networkd_ext.robot b/extended/test_networkd_ext.robot
index 0118d72..6cd3568 100755
--- a/extended/test_networkd_ext.robot
+++ b/extended/test_networkd_ext.robot
@@ -131,7 +131,7 @@
     ...               that ip address has been added or not.
     ...               Expectation is the ip address should get added.
 
-***keywords***
+*** Keywords ***
 
 Get networkInfo from the interface