fix: det gcp down doesn't have a det_version argument

[hamidzr]

Ticket

Description

Test Plan

det deploy gcp down should not fail because of det-version missing

Checklist

• Changes have been manually QA'd
• User-facing API changes need the "User-facing API Change" label.
• Release notes should be added as a separate file under docs/release-notes/.
  See Release Note for details.
• Licenses should be included for new code which was copied and/or modified from any external code.

RM-153

[netlify]

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Name	Link
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[codecov]

Codecov Report

Attention: Patch coverage is 0% with 3 lines in your changes are missing coverage. Please review.

Project coverage is 53.32%. Comparing base (c89b3df) to head (f3262e5).

Additional details and impacted files

@@            Coverage Diff             @@
##             main    #9121      +/-   ##
==========================================
+ Coverage   46.18%   53.32%   +7.13%     
==========================================
  Files        1174      770     -404     
  Lines      145186    82361   -62825     
  Branches     2413        0    -2413     
==========================================
- Hits        67054    43916   -23138     
+ Misses      77924    38445   -39479     
+ Partials      208        0     -208     

Flag	Coverage Δ
backend	43.55% <ø> (-0.02%)	⬇️
harness	63.99% <0.00%> (ø)
web	?

Flags with carried forward coverage won't be shown. Click here to find out more.

Files	Coverage Δ
harness/determined/deploy/gcp/cli.py	21.00% <0.00%> (ø)

... and 408 files with indirect coverage changes

[carolinaecalderon]

LGTM