Resolve expression in property delegate

compiler/testData/diagnostics/tests/delegatedProperty/delegatedPropertyOverridedInTrait.kt

@@ -0,0 +1,18 @@
+trait A {
+    val prop: Int
+}
+
+class AImpl: A  {
+    override val prop by Delegate()
+}
+
+fun foo() {
+    AImpl().prop
+}
+
+class Delegate {
+  fun get(t: Any?, p: String): Int {
+    t.equals(p) // to avoid UNUSED_PARAMETER warning
+    return 1
+  }
+}