Improve error on 'expect' delegated property

#KT-15054 Fixed
 #KT-15055 Fixed

compiler/testData/diagnostics/tests/multiplatform/headerClass/memberPropertyKinds.kt

@@ -0,0 +1,29 @@
+// !LANGUAGE: +MultiPlatformProjects
+// MODULE: m1-common
+// FILE: common.kt
+
+expect class Foo {
+    val justVal: String
+    var justVar: String
+
+    val String.extensionVal: Unit
+    var <T> T.genericExtensionVar: T
+
+    val valWithGet: String
+        get
+    var varWithGetSet: String
+        get set
+
+    val backingFieldVal: String = <!EXPECTED_PROPERTY_INITIALIZER!>"no"<!>
+    var backingFieldVar: String = <!EXPECTED_PROPERTY_INITIALIZER!>"no"<!>
+
+    val customAccessorVal: String
+    <!EXPECTED_DECLARATION_WITH_BODY!>get()<!> = "no"
+    var customAccessorVar: String
+    <!EXPECTED_DECLARATION_WITH_BODY!>get()<!> = "no"
+    <!EXPECTED_DECLARATION_WITH_BODY!>set(value)<!> {}
+
+    val delegated: String <!EXPECTED_DELEGATED_PROPERTY!>by Delegate<!>
+}
+
+object Delegate { operator fun getValue(x: Any?, y: Any?): String = "" }

compiler/testData/diagnostics/tests/multiplatform/headerClass/memberPropertyKinds.txt

@@ -0,0 +1,27 @@
+package
+
+public object Delegate {
+    private constructor Delegate()
+    public open override /*1*/ /*fake_override*/ fun equals(/*0*/ other: kotlin.Any?): kotlin.Boolean
+    public final operator fun getValue(/*0*/ x: kotlin.Any?, /*1*/ y: kotlin.Any?): kotlin.String
+    public open override /*1*/ /*fake_override*/ fun hashCode(): kotlin.Int
+    public open override /*1*/ /*fake_override*/ fun toString(): kotlin.String
+}
+
+public final expect class Foo {
+    public constructor Foo()
+    public expect final val backingFieldVal: kotlin.String = "no"
+    public expect final var backingFieldVar: kotlin.String
+    public expect final val customAccessorVal: kotlin.String
+    public expect final var customAccessorVar: kotlin.String
+    public expect final val delegated: kotlin.String
+    public expect final val justVal: kotlin.String
+    public expect final var justVar: kotlin.String
+    public expect final val valWithGet: kotlin.String
+    public expect final var varWithGetSet: kotlin.String
+    public expect final val kotlin.String.extensionVal: kotlin.Unit
+    public expect final var </*0*/ T> T.genericExtensionVar: T
+    public open override /*1*/ /*fake_override*/ fun equals(/*0*/ other: kotlin.Any?): kotlin.Boolean
+    public open override /*1*/ /*fake_override*/ fun hashCode(): kotlin.Int
+    public open override /*1*/ /*fake_override*/ fun toString(): kotlin.String
+}

compiler/testData/diagnostics/tests/multiplatform/topLevelProperty/differentKindsOfProperties.kt

@@ -30,7 +30,7 @@ expect <!CONST_VAL_WITHOUT_INITIALIZER!>const<!> val constVal: Int
 
 <!INCOMPATIBLE_MODIFIERS!>expect<!> <!INCOMPATIBLE_MODIFIERS!>lateinit<!> var lateinitVar: String
 
-<!WRONG_MODIFIER_TARGET!>expect<!> val delegated: String by Delegate
+expect val delegated: String <!EXPECTED_DELEGATED_PROPERTY!>by Delegate<!>
 object Delegate { operator fun getValue(x: Any?, y: Any?): String = "" }
 
 fun test(): String {