adol-c:updating sources location (#15532)
adol-c:updating sources location (#15532)

* adol-c:updating sources location

* Update var/spack/repos/builtin/packages/adol-c/package.py

Co-Authored-By: Adam J. Stewart <023e75a89b1f5ca1e59909f8756c185885836ad9@gmail.com>

Co-authored-by: Adam J. Stewart <023e75a89b1f5ca1e59909f8756c185885836ad9@gmail.com>
iulian787/spack,LLNL/spack,iulian787/spack,LLNL/spack,LLNL/spack,LLNL/spack,iulian787/spack,iulian787/spack,iulian787/spack,LLNL/spack