fw_dut_info: populate setters

Populates the setters (with the exception of the phase attribute).
Additionally refines some names of storage related fields for
consistency with the other fields, and defines and utilizes a
constructor for new variables of type dut.

TEST=emerged, ran, and inspected output

Change-Id: I5452b529dac28f96479b9cf35648dc39c3304b40
Reviewed-on: https://chromium-review.googlesource.com/c/chromiumos/platform/crostestutils/+/2079918
Tested-by: Kevin Shelton <kmshelton@chromium.org>
Reviewed-by: Greg Edelston <gredelston@google.com>
Commit-Queue: Kevin Shelton <kmshelton@chromium.org>
Auto-Submit: Kevin Shelton <kmshelton@chromium.org>
1 file changed