[SPARK-50807][BUILD] Upgrade Scala to 2.13.16

Author: dongjoon-hyun

pom.xml

@@ -169,7 +169,7 @@
     <!-- managed up from 3.2.1 for SPARK-11652 -->
     <commons.collections.version>3.2.2</commons.collections.version>
     <commons.collections4.version>4.4</commons.collections4.version>
-    <scala.version>2.13.15</scala.version>
+    <scala.version>2.13.16</scala.version>
     <scala.binary.version>2.13</scala.binary.version>
     <scalatest-maven-plugin.version>2.2.0</scalatest-maven-plugin.version>
     <scala-maven-plugin.version>4.9.2</scala-maven-plugin.version>