chore(deps): Update dependency org.junit:junit-bom to v6

Author: renovate[bot]

gradle/libs.versions.toml

@@ -4,7 +4,7 @@ format = { version = "1.1" }
 [versions]
 checkstyle = "12.0.0"
 indra = "3.2.0"
-junit = "5.14.0"
+junit = "6.0.3"
 stylecheck = "0.2.1"
 errorprone = "2.42.0"