Fix not creating GNArgs file when there are multiple dependencies
Fix not creating GNArgs file when there are multiple dependencies

Bug: 1336227
Change-Id: I53a13b452829f280816cc07a0907958348c23d56
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/tools/depot_tools/+/3702359
Commit-Queue: Ergün Erdoğmuş <83732cefebc70768faf466c30445921d3e357a21@chromium.org>
Reviewed-by: Aravind Vasudevan <dbe94b625b74f03bb5e24a737a4f1e15753433de@google.com>

CoherentLabs/depot_tools,CoherentLabs/depot_tools