Bump scala-library from 2.12.6 to 2.12.11

Bumps [scala-library](https://github.com/scala/scala) from 2.12.6 to 2.12.11.
- [Release notes](https://github.com/scala/scala/releases)
- [Commits](scala/scala@v2.12.6...v2.12.11)

Signed-off-by: dependabot[bot] <support@github.com>

Author: dependabot[bot]

core/pom.xml

@@ -13,7 +13,7 @@
     <maven.compiler.source>1.8</maven.compiler.source>
     <maven.compiler.target>1.8</maven.compiler.target>
     <encoding>UTF-8</encoding>
-    <scala.version>2.12.6</scala.version>
+    <scala.version>2.12.11</scala.version>
     <scala.compat.version>2.12</scala.compat.version>
   </properties>