add requirement to sops binary

[jpmens]

Motivation

requirement was missing

Changes description

adds requirement to sops binary

[github-actions]

Docs Build 📝

Thank you for contribution!✨

This PR has been merged and the docs are now incorporated into main:
https://ansible-collections.github.io/community.sops/branch/main

[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Comparison is base (805cb20) 66.16% compared to head (5b979a8) 66.16%.

Additional details and impacted files

@@           Coverage Diff           @@
##             main     #174   +/-   ##
=======================================
  Coverage   66.16%   66.16%           
=======================================
  Files          12       12           
  Lines         990      990           
  Branches      231      231           
=======================================
  Hits          655      655           
  Misses        255      255           
  Partials       80       80           

Flag	Coverage Δ
integration	65.06% <ø> (ø)
sanity	22.82% <ø> (ø)

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[felixfontein]

@jpmens thanks a lot for improving the documentation!