Fix exception on inlining callable reference with implicit this in LHS

Use ResolvedCall to determine the receiver type in the JVM codegen,
instead of manually inspecting the PSI

 #KT-20821 Fixed

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

@@ -0,0 +1,15 @@
+class X {
+    fun x(): String {
+        return foo("O", "K", ::y)
+    }
+
+    fun y(a: String, b: String): String = a + b
+}
+
+inline fun foo(a: String, b: String, f: (String, String) -> String): String {
+    return f(a, b)
+}
+
+fun box(): String {
+    return X().x()
+}