Update Error logging delete in openpower RAS test.

Change-Id: I3c12852a4ea82f16c9495952fdd2f1e5dff33358
Signed-off-by: George Keishing <gkeishin@in.ibm.com>
diff --git a/openpower/ras/test_host_ras.robot b/openpower/ras/test_host_ras.robot
index 0409a85..2d961c4 100755
--- a/openpower/ras/test_host_ras.robot
+++ b/openpower/ras/test_host_ras.robot
@@ -491,5 +491,5 @@
 
     # Boot to OS.
     REST Power On  quiet=${1}
-    Delete Error Logs
+    Delete All Error Logs
     Gard Operations On OS  clear all