Bump org.scala-lang:scala-library from 2.12.+ to 2.13.12 (#65)

Bumps [org.scala-lang:scala-library](https://github.com/scala/scala) from 2.12.+ to 2.13.12.
- [Release notes](https://github.com/scala/scala/releases)
- [Commits](https://github.com/scala/scala/commits/v2.13.12)

---
updated-dependencies:
- dependency-name: org.scala-lang:scala-library
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

Signed-off-by: dependabot[bot] <[email protected]>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

build.gradle

@@ -31,7 +31,7 @@ targetCompatibility = 1.8
 dependencies {
     compileOnly    "org.embulk:embulk-core:$EMBULK_VERSION"
     implementation "org.embulk:embulk-core:$EMBULK_VERSION"
-    implementation "org.scala-lang:scala-library:2.12.+"
+    implementation "org.scala-lang:scala-library:2.13.+"
 
     implementation "org.apache.orc:orc:1.5.4"
     implementation "org.apache.orc:orc-core:1.5.4"