Bump kotlin.version from 1.2.60 to 1.3.10
Bump kotlin.version from 1.2.60 to 1.3.10

Bumps `kotlin.version` from 1.2.60 to 1.3.10.

Updates `kotlin-stdlib-jdk8` from 1.2.60 to 1.3.10
- [Release notes](https://github.com/JetBrains/kotlin/releases)
- [Changelog](https://github.com/JetBrains/kotlin/blob/master/ChangeLog.md)
- [Commits](https://github.com/JetBrains/kotlin/compare/v1.2.60...v1.3.10)

Updates `kotlin-reflect` from 1.2.60 to 1.3.10
- [Release notes](https://github.com/JetBrains/kotlin/releases)
- [Changelog](https://github.com/JetBrains/kotlin/blob/master/ChangeLog.md)
- [Commits](https://github.com/JetBrains/kotlin/compare/v1.2.60...v1.3.10)

Updates `kotlin-test` from 1.2.60 to 1.3.10
- [Release notes](https://github.com/JetBrains/kotlin/releases)
- [Changelog](https://github.com/JetBrains/kotlin/blob/master/ChangeLog.md)
- [Commits](https://github.com/JetBrains/kotlin/compare/v1.2.60...v1.3.10)

Updates `kotlin-maven-plugin` from 1.2.60 to 1.3.10

Signed-off-by: dependabot[bot] <5bdcd3c0d4d24ae3e71b3b452a024c6324c7e4bb@dependabot.com>
cjkent/osiris,cjkent/osiris