moving test dirs into tests dir

tests/test1/test1.sh

tests/test_gio_daos_posix_1/base.sh

tests/test_gio_daos_posix_1/clean_pbs_scripts.sh

tests/test_gio_daos_posix_1/gen_pbs.sh

tests/test_gio_daos_posix_1/gen_series_fc.sh

tests/test_gio_lustre_darshan_1/base.sh

tests/test_gio_lustre_darshan_1/clean_gio_files.sh

tests/test_gio_lustre_darshan_1/gen_pbs.sh

...s/test_hacc_daos_posix_00001/params/cosmotools-config.dat

tests/test_hacc_daos_posix_00001/params/indat.params

.../test_hacc_daos_posix_00001/params/w0wa1_transfer_out.dat

tests/test_hacc_daos_posix_00001/qsub.pbs.sh

...daos_posix_00001/ref/bashrc.aurora.kokkos_sycl_thirdparty

tests/test_hacc_daos_posix_00001/ref/gpu_tile_compact.sh

...st_hacc_daos_posix_00001/ref/params/cosmotools-config.dat

tests/test_hacc_daos_posix_00001/ref/params/indat.params

tests/test_hacc_daos_posix_00001/ref/subme.pbs

...s/test_hacc_daos_posix_00300/params/cosmotools-config.dat

tests/test_hacc_daos_posix_00300/params/indat.params

.../test_hacc_daos_posix_00300/params/w0wa1_transfer_out.dat