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

compiler/testData/diagnostics/tests/generics/innerClasses/simpleOutUseSite.fir.kt

@@ -0,0 +1,37 @@
+// !WITH_NEW_INFERENCE
+// !CHECK_TYPE
+// !DIAGNOSTICS: -UNUSED_EXPRESSION -UNUSED_PARAMETER
+
+class Outer<E> {
+    inner class Inner {
+        fun foo() = this
+        fun baz(): Inner = this
+    }
+
+    fun bar() = Inner()
+
+    fun set(inner: Inner) {}
+}
+
+fun factoryString(): Outer<String>.Inner = null!!
+
+fun <T> infer(x: T): Outer<T>.Inner = null!!
+val inferred = infer("")
+
+fun main() {
+    val outer: Outer<out String> = Outer<String>()
+
+    checkSubtype<Outer<out String>.Inner>(outer.bar())
+    checkSubtype<Outer<out String>.Inner>(outer.Inner())
+    checkSubtype<Outer<*>.Inner>(outer.bar())
+    checkSubtype<Outer<*>.Inner>(outer.Inner())
+
+    checkSubtype<Outer<out CharSequence>.Inner>(outer.bar())
+    checkSubtype<Outer<out CharSequence>.Inner>(outer.Inner())
+
+    outer.set(outer.bar())
+    outer.set(outer.Inner())
+
+    val x: Outer<String>.Inner = factoryString()
+    outer.set(x)
+}