Fix the unresolved reference error caused by an ambiguous reference

JetBrains/kotlin@f8e6c59 introduced
compatibility typealiases for classes moved to new packages.
However, because both old and new packages were star-imported,
we'd have ambiguity. This is fixed here.

Author: broadwaylamb

plugin/main/src/kotlinx/benchmark/gradle/KlibResolver.kt

@@ -6,7 +6,6 @@ import org.jetbrains.kotlin.config.*
 import org.jetbrains.kotlin.descriptors.*
 import org.jetbrains.kotlin.incremental.components.*
 import org.jetbrains.kotlin.konan.library.*
-import org.jetbrains.kotlin.konan.util.*
 import org.jetbrains.kotlin.library.*
 import org.jetbrains.kotlin.library.impl.*
 import org.jetbrains.kotlin.library.metadata.*