JVM_IR KT-46839 lower varargs for *arrayOf function references

compiler/testData/codegen/box/callableReference/charArrayOf.kt

@@ -0,0 +1,7 @@
+// IGNORE_BACKEND: JS
+
+fun box(): String {
+    val ref: (CharArray) -> CharArray = ::charArrayOf
+    val arr = ref(charArrayOf('O', 'K'))
+    return "${arr[0]}${arr[1]}"
+}