refactor!: reorder shift operations to enable use of fold gadget

[stuarttimwhite]

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• The PR title and commit messages adhere to guidelines here: https://github.com/spaceandtimelabs/sxt-proof-of-sql/blob/main/CONTRIBUTING.md. In particular ! is used if and only if at least one breaking change has been introduced.
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• The latest changes from main have been incorporated to this PR by simple rebase if possible, if not, then conflicts are resolved appropriately.

Rationale for this change

What changes are included in this PR?

Are these changes tested?

[codecov]

Codecov Report

✅ All modified and coverable lines are covered by tests.
✅ Project coverage is 96.51%. Comparing base (e2610ef) to head (5d0c86a).
⚠️ Report is 102 commits behind head on main.

Additional details and impacted files

@@            Coverage Diff             @@
##             main     #987      +/-   ##
==========================================
- Coverage   96.51%   96.51%   -0.01%     
==========================================
  Files         295      295              
  Lines       55768    55767       -1     
==========================================
- Hits        53824    53823       -1     
  Misses       1944     1944              

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[github-actions]

This PR has been marked as stale due to 30 days of inactivity. It will be closed in 7 days if no further activity occurs.

[github-actions]

This PR has been marked as stale due to 30 days of inactivity. It will be closed in 7 days if no further activity occurs.