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

compiler/testData/diagnostics/tests/inline/lambdaCast.fir.kt

@@ -0,0 +1,9 @@
+// !DIAGNOSTICS: -UNCHECKED_CAST -USELESS_CAST
+inline public fun reg(convertFunc: (Any) -> Any) {
+    convertFunc("")
+}
+
+public inline fun <reified T : Any, reified R : Any> register(converter: (T) -> R) {
+    converter as (Any) -> Any
+    reg(converter as (Any) -> Any)
+}