build(deps): bump org.scala-lang:scala-library from 2.12.20 to 2.12.21

Bumps [org.scala-lang:scala-library](https://github.com/scala/scala) from 2.12.20 to 2.12.21.
- [Release notes](https://github.com/scala/scala/releases)
- [Commits](scala/scala@v2.12.20...v2.12.21)

---
updated-dependencies:
- dependency-name: org.scala-lang:scala-library
  dependency-version: 2.12.21
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

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

Author: dependabot[bot]

gradle/libs.versions.toml

@@ -17,8 +17,8 @@ nmcp = "1.4.4"
 picocli = "4.7.7"
 protobuf-plugin = "0.9.6"
 protobuf = "3.25.8"
-scala-2-12 = "2.12.20"
-scala-2-13 = "2.13.18"
+scala-2-12 = "2.12.21"
+scala-2-13 = "2.12.21"
 scalatest-2-12 = "3.2.19"
 scalatest-2-13 = "3.2.19"
 scalatestplus-junit5-2-12 = "3.2.19.0"

spark/spark-3.4_2.12/build.gradle.kts

@@ -11,7 +11,7 @@ plugins {
 
 // Spark 3.4 with Scala 2.12 variant configuration
 val sparkVersion = "3.4.4"
-val scalaVersion = "2.12.20"
+val scalaVersion = "2.12.21"
 val sparkMajorMinor = "3.4"
 val scalaBinary = "2.12"
 val classifier = "spark34_2.12"

spark/spark-3.5_2.12/build.gradle.kts

@@ -11,7 +11,7 @@ plugins {
 
 // Spark 3.5 with Scala 2.12 variant configuration
 val sparkVersion = "3.5.4"
-val scalaVersion = "2.12.20"
+val scalaVersion = "2.12.21"
 val sparkMajorMinor = "3.5"
 val scalaBinary = "2.12"
 val classifier = "spark35_2.12"

spark/spark-4.0_2.13/build.gradle.kts

@@ -11,7 +11,7 @@ plugins {
 
 // Spark 4.0 with Scala 2.13 variant configuration
 val sparkVersion = "4.0.2"
-val scalaVersion = "2.13.18"
+val scalaVersion = "2.12.21"
 val sparkMajorMinor = "4.0"
 val scalaBinary = "2.13"
 val classifier = "spark40_2.13"