Simplify property hierarchy in reflection

Leave only 3*2 = 6 classes: KProperty0, KProperty1, KProperty2 and their
mutable analogs, depending on the number of receivers a property takes

compiler/testData/diagnostics/tests/callableReference/property/classFromClass.kt

@@ -6,7 +6,7 @@ class A(var g: A) {
     val f: Int = 0
 
     fun test() {
-        val fRef: KMemberProperty<A, Int> = ::f
-        val gRef: KMutableMemberProperty<A, A> = ::g
+        val fRef: KProperty1<A, Int> = ::f
+        val gRef: KMutableProperty1<A, A> = ::g
     }
 }