Dist userdataimg and tests-zip-package for tests builds

So that the build server can run the following command to build and dist only the two packages:
make -j16 tests-zip-package userdataimage-nodeps dist showcommands TARGET_BUILD_VARIANT=tests TARGET_PRODUCT=passion

Change-Id: I03d7049582ec8537a389e80b7ecdcae6625222ea
1 file changed