Update simplelogger.properties

Author: Paultagoras

performance/src/test/resources/simplelogger.properties

@@ -5,7 +5,7 @@
 # Must be one of ("trace", "debug", "info", "warn", or "error").
 # If not specified, defaults to "info".
 #org.slf4j.simpleLogger.defaultLogLevel=error
-org.slf4j.simpleLogger.defaultLogLevel=warn
+org.slf4j.simpleLogger.defaultLogLevel=error
 
 # Logging detail level for a SimpleLogger instance named "xxxxx".
 # Must be one of ("trace", "debug", "info", "warn", or "error").