Bugfix: Clips expected zn scores to prevent occasional false failure on modify signals test

[sandresen1]

No description provided.

[Magnus167]

Problem was: Test did not correctly simulate the expected behaviour of thresh param

[codecov]

Codecov Report

Merging #1178 (a5fa3e5) into develop (080ffd3) will decrease coverage by 1.86%.
Report is 1 commits behind head on develop.
The diff coverage is n/a.

❗ Current head a5fa3e5 differs from pull request most recent head 37fc428. Consider uploading reports for the commit 37fc428 to get more accurate results

Additional details and impacted files

@@             Coverage Diff             @@
##           develop    #1178      +/-   ##
===========================================
- Coverage    78.57%   76.71%   -1.86%     
===========================================
  Files           61       61              
  Lines         5059     5059              
===========================================
- Hits          3975     3881      -94     
- Misses        1084     1178      +94     

see 1 file with indirect coverage changes