ci: fix apex installation [DT-5]

[jgongd]

Ticket

DT-5

Description

CI failed because the build was attempted on the master branch of the Apex repo. For reliability, it needs to be built on the latest release instead.

Test Plan

Checklist

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

[netlify]

✅ Deploy Preview for determined-ui canceled.

Name	Link
🔨 Latest commit	244bc0f
🔍 Latest deploy log	https://app.netlify.com/sites/determined-ui/deploys/674f8a16e50adc0008d91340

[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 54.35%. Comparing base (821e8a5) to head (244bc0f).
Report is 1 commits behind head on main.

Additional details and impacted files

@@            Coverage Diff             @@
##             main   #10233      +/-   ##
==========================================
- Coverage   54.37%   54.35%   -0.03%     
==========================================
  Files        1256     1256              
  Lines      155779   155779              
  Branches     3619     3617       -2     
==========================================
- Hits        84712    84667      -45     
- Misses      70934    70979      +45     
  Partials      133      133              

Flag	Coverage Δ
backend	45.80% <ø> (-0.09%)	⬇️
harness	71.26% <ø> (ø)
web	54.45% <ø> (ø)

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

see 7 files with indirect coverage changes

[azhou-determined]

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