Remove static libraries from Jack classpath

Those libraries are already imported (or added to the classpath in the
case of the check command) meaning that they were all duplicated.
In addition to complicating the build this was also slowing down the
compilation.

Bug: 28307907
Change-Id: Ia8665e7c5ad8b567bd02de7839fa62e67a5668f7
2 files changed