Module-specific list cell renderer: wrap into runReadAction

This should fix KotlinGoto*ModuleTestGenerated.testExpectClassSuperclass
and related exception in IDEA
Additional fix for KT-23685

idea/src/org/jetbrains/kotlin/idea/presentation/KtModuleSpecificListCellRenderer.kt

@@ -6,6 +6,7 @@
 package org.jetbrains.kotlin.idea.presentation
 
 import com.intellij.ide.util.PsiElementListCellRenderer
+import com.intellij.openapi.application.runReadAction
 import com.intellij.psi.NavigatablePsiElement
 import org.jetbrains.kotlin.idea.util.module
 
@@ -14,7 +15,9 @@ abstract class KtModuleSpecificListCellRenderer<T : NavigatablePsiElement> : Psi
 
     override fun getComparingObject(element: T?): Comparable<Nothing> {
         val baseText = super.getComparingObject(element)
-        val moduleName = element?.module?.name ?: return baseText
+        val moduleName = runReadAction {
+            element?.module?.name
+        } ?: return baseText
         return "$baseText [$moduleName]"
     }
 }