Update scala-library to 2.13.7

[scala-steward]

Updates org.scala-lang:scala-library from 2.13.6 to 2.13.7.

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!

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

[gemelen]

I guess we could wait on this one till all tooling support is done

• Bloop doesn't compile Scala 2.13.7 scalacenter/bloop#1598
• Add support for Scala 2.13.7 scalameta/metals#3258