Update java dependencies

Author: renovate[bot]

gradle/libs.versions.toml

@@ -7,10 +7,10 @@ junit = "6.0.2"
 truth = "1.4.5"
 mockito = "5.21.0"
 # langs
-scala = "3.7.4"
+scala = "3.8.1"
 kotlin = "2.3.0"
 # plugins
-spotless = "8.1.0"
+spotless = "8.2.1"
 checkstyle = "10.12.0"
 spotbugs-plugin = "6.4.8"
 buildtimetracker = "5.0.1"