[Wasm] Cleanup: remove kType.kt

#KT-71523
diff --git a/libraries/stdlib/wasm/stubs/kType.kt b/libraries/stdlib/wasm/stubs/kType.kt
deleted file mode 100644
index 370e085..0000000
--- a/libraries/stdlib/wasm/stubs/kType.kt
+++ /dev/null
@@ -1,18 +0,0 @@
-/*
- * Copyright 2010-2021 JetBrains s.r.o. and Kotlin Programming Language contributors.
- * Use of this source code is governed by the Apache 2.0 license that can be found in the license/LICENSE.txt file.
- */
-package kotlin.wasm.internal
-
-import kotlin.reflect.KClassifier
-import kotlin.reflect.KType
-import kotlin.reflect.KTypeProjection
-
-internal fun kTypeStub(): KType = object : KType {
-    override val classifier: KClassifier?
-        get() = null
-    override val arguments: List<KTypeProjection>
-        get() = emptyList()
-    override val isMarkedNullable: Boolean
-        get() = false
-}
\ No newline at end of file