[FIR-TEST] Add new testdata generated after changes in previous commit

compiler/testData/diagnostics/tests/functionLiterals/LabeledFunctionLiterals.fir.kt

@@ -0,0 +1,16 @@
+// !WITH_NEW_INFERENCE
+package h
+
+//traits to make ambiguity with function literal as an argument
+interface A
+interface B
+interface C: A, B
+
+fun <T> foo(a: A, f: () -> T): T = f()
+fun <T> foo(b: B, f: () -> T): T = f()
+
+fun test(c: C) {
+    <!AMBIGUITY!>foo<!>(c) f@ {
+        c!!
+    }
+}