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

compiler/testData/diagnostics/tests/callableReference/bound/innerNested.fir.kt

@@ -0,0 +1,9 @@
+class Outer {
+    class Nested
+    inner class Inner
+}
+
+fun test() {
+    Outer()::Inner
+    Outer()::Nested
+}