chore(deps): bump kotlinx-dataframe

Bumps `kotlinx-dataframe` from 0.16.0-dev-5838 to 0.16.0-dev-5981.

Updates `org.jetbrains.kotlinx:dataframe-core` from 0.16.0-dev-5838 to 0.16.0-dev-5981
- [Release notes](https://github.com/Kotlin/dataframe/releases)
- [Changelog](https://github.com/Kotlin/dataframe/blob/master/RELEASE_CHECK_LIST.md)
- [Commits](https://github.com/Kotlin/dataframe/commits)

Updates `org.jetbrains.kotlinx:dataframe-csv` from 0.16.0-dev-5838 to 0.16.0-dev-5981
- [Release notes](https://github.com/Kotlin/dataframe/releases)
- [Changelog](https://github.com/Kotlin/dataframe/blob/master/RELEASE_CHECK_LIST.md)
- [Commits](https://github.com/Kotlin/dataframe/commits)

Updates `org.jetbrains.kotlinx:dataframe-geo` from 0.16.0-dev-5838 to 0.16.0-dev-5981
- [Release notes](https://github.com/Kotlin/dataframe/releases)
- [Changelog](https://github.com/Kotlin/dataframe/blob/master/RELEASE_CHECK_LIST.md)
- [Commits](https://github.com/Kotlin/dataframe/commits)

Updates `org.jetbrains.kotlinx:dataframe-jdbc` from 0.16.0-dev-5838 to 0.16.0-dev-5981
- [Release notes](https://github.com/Kotlin/dataframe/releases)
- [Changelog](https://github.com/Kotlin/dataframe/blob/master/RELEASE_CHECK_LIST.md)
- [Commits](https://github.com/Kotlin/dataframe/commits)

---
updated-dependencies:
- dependency-name: org.jetbrains.kotlinx:dataframe-core
  dependency-type: direct:production
  update-type: version-update:semver-patch
- dependency-name: org.jetbrains.kotlinx:dataframe-csv
  dependency-type: direct:production
  update-type: version-update:semver-patch
- dependency-name: org.jetbrains.kotlinx:dataframe-geo
  dependency-type: direct:production
  update-type: version-update:semver-patch
- dependency-name: org.jetbrains.kotlinx:dataframe-jdbc
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

Signed-off-by: dependabot[bot] <[email protected]>

Author: dependabot[bot]

gradle/libs.versions.toml

@@ -42,7 +42,7 @@ kotlin-wrappers                = "2025.2.10"
 kotlin-redacted                = "1.12.1"
 kotlin-serviceloader           = "0.0.15"
 kotlinx-multik                 = "0.2.3"
-kotlinx-dataframe              = "0.16.0-dev-5838"
+kotlinx-dataframe              = "0.16.0-dev-5981"
 kotlinx-kandy                  = "0.8.0"
 kotlin-statistics              = "0.4.0-RC1"
 evas                           = "1.2.0"