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

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

@@ -0,0 +1,12 @@
+// !DIAGNOSTICS: -UNUSED_PARAMETER
+
+class Klass {
+    constructor(a: Int) {}
+    constructor(a: String) {}
+}
+
+fun user(f: (Int) -> Klass) {}
+
+fun fn() {
+    user(::Klass)
+}