chore: update command for release process

[wschurman]

Why

Noticed while doing a recent release that these extra -- in the command are no longer necessary, and instead were breaking conventional commits.

How

Remove -- from the docs.

Test Plan

Run last release without it.

[wschurman]

• chore: update command for release process #655 👈 (View in Graphite)
• main

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[codecov]

Codecov Report

✅ All modified and coverable lines are covered by tests.
✅ Project coverage is 100.00%. Comparing base (2e8707d) to head (adb07e1).
⚠️ Report is 4 commits behind head on main.

Additional details and impacted files

@@            Coverage Diff            @@
##              main      #655   +/-   ##
=========================================
  Coverage   100.00%   100.00%           
=========================================
  Files          109       109           
  Lines        17755     17755           
  Branches       934       934           
=========================================
  Hits         17755     17755           

Flag	Coverage Δ
integration	28.60% <ø> (ø)
unittest	94.53% <ø> (ø)

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