Change torchmetrics version

[twsl]

What does this PR do?

Fixes #901

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[codecov]

Codecov Report

Merging #902 (04f0896) into master (9927853) will not change coverage.
The diff coverage is n/a.

@@           Coverage Diff           @@
##           master     #902   +/-   ##
=======================================
  Coverage   89.02%   89.02%           
=======================================
  Files         237      237           
  Lines       12884    12884           
=======================================
  Hits        11470    11470           
  Misses       1414     1414           

Flag	Coverage Δ
unittests	89.02% <ø> (ø)

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[ethanwharris]

Awesome, thanks for this! LGTM 😃