Remove target 1.5 from jaxp and jaxws repo builds for mac

This change needs to happen to jaxp/build.xml and jaxws/build.xml

diff --git a/build.xml b/build.xml
--- a/build.xml
+++ b/build.xml
@@ -43,14 +43,6 @@
       Run 'make help' for help using the Makefile.
     </description>
 
- <!-- Mac is special, need to downgrade these before build.properties. -->
- <condition property="javac.source" value="1.5">
- <os family="mac"/>
- </condition>
- <condition property="javac.target" value="1.5">
- <os family="mac"/>
- </condition>
-
     <!-- Project build properties. -->
     <property file="build.properties"/>