Correct log category package name

core/src/test/resources/log4j.properties

@@ -8,4 +8,4 @@ log4j.appender.stdout=org.apache.log4j.ConsoleAppender
 log4j.appender.stdout.layout=org.apache.log4j.PatternLayout
 log4j.appender.stdout.layout.ConversionPattern=%d %p %c - %m%n
 
-log4j.category.net.sf.acegisecurity=DEBUG
+log4j.category.org.acegisecurity=DEBUG