FIR: postpone callable reference candidate in default argument case

#KT-53019 Fixed

compiler/testData/ir/irText/firProblems/cannotCastToFunction.kt

@@ -0,0 +1,10 @@
+open class IrElement
+
+fun IrElement.dumpKotlinLike(options: String = ""): String = "O"
+
+fun IrElement.dump(normalizeNames: Boolean = false, stableOrder: Boolean = false): String = "K"
+
+fun dump(data: IrElement, dumpStrategy: String): String {
+    val dump: IrElement.() -> String = if (dumpStrategy == "KotlinLike") IrElement::dumpKotlinLike else IrElement::dump
+    return data.dump()
+}