Update error deletion keyword with new "Delete All Error Logs"

Change-Id: Ib03ba571cb02fb3500fd966e2b893277950be6ef
Signed-off-by: George Keishing <gkeishin@in.ibm.com>
diff --git a/tests/test_occ_power.robot b/tests/test_occ_power.robot
index 87090d6..0cdb400 100644
--- a/tests/test_occ_power.robot
+++ b/tests/test_occ_power.robot
@@ -5,6 +5,7 @@
 Resource        ../lib/boot_utils.robot
 Resource        ../lib/state_manager.robot
 Resource        ../lib/openbmc_ffdc.robot
+Resource        ../lib/utils.robot
 
 Suite Setup     Suite Setup Execution
 Test Teardown   Test Teardown Execution
@@ -96,7 +97,7 @@
     # - Close all open SSH connections.
 
     FFDC On Test Case Fail
-    Delete Error Logs
+    Delete All Error Logs
     Close All Connections
 
 Verify OCC State