Fix e2e test plugin scope to better support monorepos

[connor-baer]

Purpose

End-to-end tests might be nested in a subfolder inside monorepos.

Approach and changes

• Changed the file glob to account for nested e2e test folders

Definition of done

• Development completed
• Reviewers assigned
• Unit and integration tests

[changeset-bot]

🦋 Changeset detected

Latest commit: d7b1b8a

The changes in this PR will be included in the next version bump.

This PR includes changesets to release 1 package

Name	Type
@sumup/foundry	Minor

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[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Comparison is base (09a7d13) 63.87% compared to head (d7b1b8a) 63.87%.

Additional details and impacted files

@@           Coverage Diff           @@
##             next     #932   +/-   ##
=======================================
  Coverage   63.87%   63.87%           
=======================================
  Files          29       29           
  Lines        2259     2259           
  Branches      117      117           
=======================================
  Hits         1443     1443           
  Misses        806      806           
  Partials       10       10           

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[larimaza]

Thank you! 🎖️