[NI] Continue resolution after unstable smart cast on receiver

The old inference cosideres candidates with unstable smartcast on
receiver unsuccessful, therefore another one may be selected.
KT-36264

compiler/testData/diagnostics/tests/resolve/noStopOnReceiverUnstableSmartCast.fir.kt

@@ -0,0 +1,27 @@
+interface Base {
+    val parent: Base
+}
+
+class Derived : Base {
+    override val parent: Base
+        get() = TODO()
+}
+
+fun test(d: Derived) {
+    when {
+        d.parent is Derived -> d.parent.parent
+    }
+}
+
+fun Any?.take() {}
+class Something {
+    var prop: String? = null
+
+    fun String.take() {}
+
+    fun test() {
+        if (prop is String) {
+            prop.take()
+        }
+    }
+}

compiler/testData/diagnostics/tests/resolve/noStopOnReceiverUnstableSmartCast.kt

@@ -0,0 +1,27 @@
+interface Base {
+    val parent: Base
+}
+
+class Derived : Base {
+    override val parent: Base
+        get() = TODO()
+}
+
+fun test(d: Derived) {
+    when {
+        d.parent is Derived -> d.parent.parent
+    }
+}
+
+fun Any?.take() {}
+class Something {
+    var prop: String? = null
+
+    fun String.take() {}
+
+    fun test() {
+        if (prop is String) {
+            prop.take()
+        }
+    }
+}

compiler/testData/diagnostics/tests/resolve/noStopOnReceiverUnstableSmartCast.txt

@@ -0,0 +1,29 @@
+package
+
+public fun test(/*0*/ d: Derived): kotlin.Unit
+public fun kotlin.Any?.take(): kotlin.Unit
+
+public interface Base {
+    public abstract val parent: Base
+    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
+}
+
+public final class Derived : Base {
+    public constructor Derived()
+    public open override /*1*/ val parent: Base
+    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
+}
+
+public final class Something {
+    public constructor Something()
+    public final var prop: 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 final fun test(): kotlin.Unit
+    public open override /*1*/ /*fake_override*/ fun toString(): kotlin.String
+    public final fun kotlin.String.take(): kotlin.Unit
+}