Update scala-library to 2.13.8

[scala-steward]

Updates org.scala-lang:scala-library from 2.13.7 to 2.13.8.

I'll automatically update this PR to resolve conflicts as long as you don't change it yourself.

If you'd like to skip this version, you can just close this PR. If you have any feedback, just mention me in the comments below.

Configure Scala Steward for your repository with a .scala-steward.conf file.

Have a fantastic day writing Scala!

Files still referring to the old version number

The following files still refer to the old version number (2.13.7).
You might want to review and update them manually.

.github/workflows/ci.yml
CONTRIBUTING.md

Ignore future updates

Add this to your .scala-steward.conf file to ignore future updates of this dependency:

updates.ignore = [ { groupId = "org.scala-lang", artifactId = "scala-library" } ]

labels: library-update, early-semver-patch, semver-spec-patch, old-version-remains, commit-count:1

[codecov]

Codecov Report

Merging #996 (83598a3) into master (156f593) will not change coverage.
The diff coverage is n/a.

❗ Current head 83598a3 differs from pull request most recent head dbb4af2. Consider uploading reports for the commit dbb4af2 to get more accurate results

@@           Coverage Diff           @@
##           master     #996   +/-   ##
=======================================
  Coverage   74.23%   74.23%           
=======================================
  Files         166      166           
  Lines        5255     5255           
  Branches       77       65   -12     
=======================================
  Hits         3901     3901           
  Misses       1354     1354           

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