NI: Fix exception during callable references overload resolution

^KT-35847 Fixed

compiler/testData/diagnostics/tests/callableReference/resolve/ambiguityWithBoundExtensionReceiver.fir.kt

@@ -0,0 +1,15 @@
+// SKIP_TXT
+// !LANGUAGE: +NewInference
+// !DIAGNOSTICS: -UNUSED_PARAMETER
+// !CHECK_TYPE
+
+fun <R> bar(f: () -> R): R = TODO()
+
+fun Any.foo() = 1
+fun A.foo() = ""
+
+class A {
+    fun main() {
+        bar(<!UNRESOLVED_REFERENCE!>::foo<!>) checkType { <!INAPPLICABLE_CANDIDATE!>_<!><String>() }
+    }
+}

compiler/testData/diagnostics/tests/callableReference/resolve/ambiguityWithBoundExtensionReceiver.kt

@@ -0,0 +1,15 @@
+// SKIP_TXT
+// !LANGUAGE: +NewInference
+// !DIAGNOSTICS: -UNUSED_PARAMETER
+// !CHECK_TYPE
+
+fun <R> bar(f: () -> R): R = TODO()
+
+fun Any.foo() = 1
+fun A.foo() = ""
+
+class A {
+    fun main() {
+        bar(::foo) checkType { _<String>() }
+    }
+}