updating log4j property file to be minimal

git-svn-id: https://svn.wso2.org/repos/wso2/carbon/kernel/trunk@189565 a5903396-d722-0410-b921-86c7d4935375
updating propper name

git-svn-id: https://svn.wso2.org/repos/wso2/carbon/kernel/trunk@189566 a5903396-d722-0410-b921-86c7d4935375