Mpp: fix production internals not visible from tests in platform modules

Caused by change in mpp resolve
Happened in platform modules that have expectedBy dependencies

#KT-24729 Fixed

idea/idea-analysis/src/org/jetbrains/kotlin/idea/caches/project/IdeaModuleInfos.kt

@@ -443,6 +443,8 @@ class PlatformModuleInfo(
 
     override fun dependencies() = platformModule.dependencies()
 
+    override fun modulesWhoseInternalsAreVisible() = containedModules.flatMap { it.modulesWhoseInternalsAreVisible() }
+
     override val name: Name
         get() = Name.special("<Platform module ${platformModule.displayedName} including ${commonModules.map { it.displayedName }}>")