Migrate boxInline tests to new multi-file framework

compiler/testData/codegen/boxInline/reified/checkCast/maxStack.kt

@@ -0,0 +1,27 @@
+// FILE: 1.kt
+
+package test
+
+class A
+
+fun call(a: String, b: String, c: String, d: String, e: String, f: Any) {
+
+}
+
+inline fun <reified T: Any> Any?.foo(): T {
+    call("1", "2", "3", "4", "5", this as T)
+    return this as T
+}
+
+// FILE: 2.kt
+
+import test.*
+
+
+
+fun box(): String {
+    val a = A()
+    if (a.foo<Any>() != a) return "failTypeCast 5"
+
+    return "OK"
+}