Correted typo in y-axis label

[turnmanh]

What does this implement/fix? Explain your changes

Typo in y-axis label.

Does this close any currently open issues?

No.

Any relevant code examples, logs, error output, etc?

No.

Any other comments?

No.

Checklist

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  with pytest.mark.slow.
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[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 78.40%. Comparing base (428fc93) to head (033a11b).
Report is 1 commits behind head on main.

Additional details and impacted files

@@             Coverage Diff             @@
##             main    #1296       +/-   ##
===========================================
- Coverage   89.30%   78.40%   -10.90%     
===========================================
  Files         119      119               
  Lines        8721     8715        -6     
===========================================
- Hits         7788     6833      -955     
- Misses        933     1882      +949     

Flag	Coverage Δ
unittests	78.40% <100.00%> (-10.90%)	⬇️

Flags with carried forward coverage won't be shown. Click here to find out more.

Files with missing lines	Coverage Δ
sbi/analysis/plot.py	68.46% <100.00%> (-16.39%)	⬇️

... and 33 files with indirect coverage changes

[janfb]

Thanks!