[Build] Move JUnit dependencies into the version catalog

The `kotlin-test` dependencies are left untouched as changing them affects publications, thus these versions are independent from the used inside our build
#KTI-1349 In Progress

kotlin-native/backend.native/tests/build.gradle

@@ -6243,7 +6243,7 @@ dependencies {
 
     implementation kotlinCompilerModule
     api project(path: ':kotlin-native:backend.native', configuration: 'cli_bcApiElements')
-    api RepoDependencies.commonDependency(project, "junit")
+    api libs.junit4
 }
 
 project.afterEvaluate {