Support bound function reference inlining

compiler/testData/codegen/boxInline/callableReference/bound/expression.kt

@@ -0,0 +1,17 @@
+// FILE: 1.kt
+
+package test
+
+inline fun go(f: () -> String) = f()
+
+fun String.id(): String = this
+
+fun foo(x: String, y: String): String {
+    return go((x + y)::id)
+}
+
+// FILE: 2.kt
+
+import test.*
+
+fun box() = foo("O", "K")