Fix exception on overridding var-property with a val constructor parameter

#KT-3810 Fixed

compiler/testData/diagnostics/tests/regressions/kt3810.kt

@@ -0,0 +1,5 @@
+interface A {
+    var foo: String
+}
+
+class B(override <!VAR_OVERRIDDEN_BY_VAL!>val<!> foo: String) : A

compiler/testData/diagnostics/tests/regressions/kt3810.txt

@@ -0,0 +1,16 @@
+package
+
+internal interface A {
+    internal abstract var foo: kotlin.String
+    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
+}
+
+internal final class B : A {
+    public constructor B(/*0*/ foo: kotlin.String)
+    internal open override /*1*/ val foo: kotlin.String
+    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
+}