Replace KotlinPackage legacy facade with corresponding package parts.

compiler/util/src/org/jetbrains/kotlin/utils/Interner.java

@@ -16,7 +16,7 @@
 
 package org.jetbrains.kotlin.utils;
 
-import kotlin.KotlinPackage;
+import kotlin.CollectionsKt;
 import kotlin.jvm.functions.Function1;
 import org.jetbrains.annotations.NotNull;
 import org.jetbrains.annotations.Nullable;
@@ -61,7 +61,7 @@ public final class Interner<T> {
 
     @NotNull
     public List<T> getAllInternedObjects() {
-        return KotlinPackage.sortedBy(interned.keySet(), new Function1<T, Integer>() {
+        return CollectionsKt.sortedBy(interned.keySet(), new Function1<T, Integer>() {
             @Override
             public Integer invoke(T key) {
                 return interned.get(key);