chore: release v0.5.4

[github-actions]

🤖 New release

• fieldwork-derive: 0.5.3 -> 0.5.4
• fieldwork: 0.5.3 -> 0.5.4 (✓ API compatible changes)

Changelog

fieldwork-derive

0.5.4 - 2026-09-24

Added

• generate const fn accessors with const_fn

Other

• follow-ups to the const_fn addition

fieldwork

0.5.4 - 2026-09-24

Added

• generate const fn accessors with const_fn

Fixed

• address Clone discrepancy between rust versions

Other

• follow-ups to the const_fn addition
• remove readme = "README.md"

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This PR was generated with release-plz.

[codecov]

Codecov Report

✅ All modified and coverable lines are covered by tests.
✅ Project coverage is 81.63%. Comparing base (81e373c) to head (c89400e).

Additional details and impacted files

@@           Coverage Diff           @@
##             main     #126   +/-   ##
=======================================
  Coverage   81.63%   81.63%           
=======================================
  Files          32       32           
  Lines        2445     2445           
  Branches     2445     2445           
=======================================
  Hits         1996     1996           
  Misses        349      349           
  Partials      100      100           

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