Let the rescale() function call histogram functions directly and not the full fun.

[joa-quim]

This slightly shrink the pre-compiled cache, but not much.

[codecov-commenter]

Codecov Report

Attention: Patch coverage is 75.00000% with 9 lines in your changes missing coverage. Please review.

Project coverage is 85.73%. Comparing base (6887252) to head (680f89d).
Report is 2 commits behind head on master.

Files with missing lines	Patch %	Lines
src/pshistogram.jl	86.95%	3 Missing ⚠️
src/seis/gmtisf.jl	0.00%	3 Missing ⚠️
src/utils.jl	50.00%	2 Missing ⚠️
src/gmt_main.jl	75.00%	1 Missing ⚠️

Additional details and impacted files

@@            Coverage Diff             @@
##           master    #1769      +/-   ##
==========================================
+ Coverage   85.71%   85.73%   +0.02%     
==========================================
  Files         167      167              
  Lines       24134    24141       +7     
==========================================
+ Hits        20686    20697      +11     
+ Misses       3448     3444       -4     

☔ View full report in Codecov by Sentry.
📢 Have feedback on the report? Share it here.

🚀 New features to boost your workflow:

• ❄️ Test Analytics: Detect flaky tests, report on failures, and find test suite problems.