Update mill-main to 0.9.10

[scala-steward]

Updates com.lihaoyi:mill-main from 0.9.9 to 0.9.10.
GitHub Release Notes - Version Diff

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.

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Have a fantastic day writing Scala!

Files still referring to the old version number

The following files still refer to the old version number (0.9.9).
You might want to review and update them manually.

README.adoc
build.sc

Ignore future updates

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

updates.ignore = [ { groupId = "com.lihaoyi", artifactId = "mill-main" } ]

labels: library-update, early-semver-minor, semver-spec-patch, old-version-remains

[codecov-commenter]

Codecov Report

Merging #42 (9505599) into main (0445942) will increase coverage by 48.38%.
The diff coverage is n/a.

@@             Coverage Diff             @@
##             main      #42       +/-   ##
===========================================
+ Coverage   35.48%   83.87%   +48.38%     
===========================================
  Files           2        2               
  Lines          31       31               
  Branches        2        2               
===========================================
+ Hits           11       26       +15     
+ Misses         20        5       -15     

Impacted Files	Coverage Δ
.../de/tobiasroeser/mill/vcs/version/VcsVersion.scala	83.33% <0.00%> (+83.33%)	⬆️

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