fix: docker build process failing on helper script

[RobPasMue]

Description

Following investigations from #1748 - the helper script available for building the Geometry Service Docker container was broken. Special thanks to @som1197 for raising the issue!!

Issue linked

Closes #1748

Checklist

• I have tested my changes locally.
• I have added necessary documentation or updated existing documentation.
• I have followed the coding style guidelines of this project.
• I have added appropriate unit tests.
• I have reviewed my changes before submitting this pull request.
• I have linked the issue or issues that are solved to the PR if any.
• I have assigned this PR to myself.
• I have added the minimum version decorator to any new backend method implemented.
• I have made sure that the title of my PR follows Conventional commits style (e.g. feat: extrude circle to cylinder)

[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 90.88%. Comparing base (8ae7558) to head (99f2adf).
Report is 2 commits behind head on main.

Additional details and impacted files

@@           Coverage Diff           @@
##             main    #1785   +/-   ##
=======================================
  Coverage   90.88%   90.88%           
=======================================
  Files          92       92           
  Lines        8357     8357           
=======================================
  Hits         7595     7595           
  Misses        762      762           

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