Get Error Logs keyword timeout

The keyword Get Error Logs in lib/logging_utils.robot
times-out when there are a large number of eSELs.
Increase the timout to 30s from 10s.

Resolves openbmc/openbmc-test-automation#1371
Change-Id: I3eadde2c1bad9249a70189e97f7f5b9179101e3f
Signed-off-by: Steven Sombar <ssombar@us.ibm.com>
diff --git a/lib/logging_utils.robot b/lib/logging_utils.robot
index c7459f6..65ab76b 100644
--- a/lib/logging_utils.robot
+++ b/lib/logging_utils.robot
@@ -56,7 +56,8 @@
     #  for example, Print Error Logs  ${error_logs}  Message.
 
     ${status}  ${error_logs}=  Run Keyword And Ignore Error  Read Properties
-    ...  /xyz/openbmc_project/logging/entry/enumerate  quiet=${quiet}
+    ...  /xyz/openbmc_project/logging/entry/enumerate
+    ...  timeout=30  quiet=${quiet}
 
     ${empty_dict}=  Create Dictionary
     Return From Keyword If  '${status}' == 'FAIL'  ${empty_dict}