Update scala-compiler, scala-library, ... to 2.12.13

[scala-steward]

Updates

• org.scala-lang:scala-compiler
• org.scala-lang:scala-library
• org.scala-lang:scala-reflect

from 2.12.12 to 2.12.13.

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 (2.12.12).
You might want to review and update them manually.

docs/release-notes.md
sbt

Ignore future updates

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

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

labels: library-update, semver-patch, old-version-remains

[shimamoto]

[error] java.lang.NoSuchMethodError: 'scala.tools.nsc.reporters.Reporter scala.tools.nsc.Global.reporter()'
[error] scoverage.ScoverageInstrumentationComponent$$anon$1.run(plugin.scala:119)
[error] scala.tools.nsc.Global$Run.compileUnitsInternal(Global.scala:1511)
[error] scala.tools.nsc.Global$Run.compileUnits(Global.scala:1495)
[error] scala.tools.nsc.Global$Run.compileSources(Global.scala:1488)
[error] scala.tools.nsc.Global$Run.compileFiles(Global.scala:1599)

scoverage/sbt-scoverage#321
scoverage/sbt-scoverage#319

[xerial]

@shimamoto It seems sbt-scoverage 1.7.0 is available https://github.com/scoverage/sbt-scoverage/releases/tag/v1.7.0

[xerial]

@scala-steward is doing this work for us. Nice #1602

[codecov]

Codecov Report

Merging #1495 (3608ef1) into master (989247e) will increase coverage by 0.00%.
The diff coverage is n/a.

@@           Coverage Diff           @@
##           master    #1495   +/-   ##
=======================================
  Coverage   82.93%   82.94%           
=======================================
  Files         307      307           
  Lines       12239    12239           
  Branches      774      774           
=======================================
+ Hits        10151    10152    +1     
+ Misses       2088     2087    -1     

Impacted Files	Coverage Δ
...rx/src/main/scala/wvlet/airframe/rx/RxRunner.scala	92.10% <0.00%> (ø)
...og/shared/src/main/scala/wvlet/log/LogFormat.scala	92.00% <0.00%> (+2.00%)	⬆️

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