disable openjdk7 from autobuild

mk/build.mk

@@ -32,6 +32,7 @@ DEFCONFIG=		ADK_DEBUG=n \
 			ADK_PACKAGE_PACEMAKER_MGMTD=n \
 			ADK_PACKAGE_PACEMAKER_PYTHON_GUI=n \
 			ADK_PACKAGE_OPENJDK=n \
+			ADK_PACKAGE_OPENJDK7=n \
 			ADK_PACKAGE_CLASSPATH=n \
 			ADK_PACKAGE_GPSD=n \
 			ADK_PACKAGE_GPSD_CLIENTS=n \