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

compiler/testData/diagnostics/tests/smartCasts/threeImplicitReceivers.fir.kt

@@ -0,0 +1,27 @@
+interface IA
+interface IB
+interface IC
+
+object Host : IB
+
+object Prop : IA {
+    val Host.foo: Callee get() = Callee
+}
+
+object Callee
+
+object Invoke : IC {
+    operator fun Callee.invoke() { }
+}
+
+fun test(a: IA, b: IB, c: IC) {
+    with(a) lambdaA@{
+        with(b) lambdaB@{
+            with(c) lambdaC@{
+                if (this@lambdaA is Prop && this@lambdaB is Host && this@lambdaC is Invoke) {
+                    foo()
+                }
+            }
+        }
+    }
+}