Add and (un)mute inline class tests

compiler/testData/codegen/box/inlineClasses/simpleSecondaryConstructor.kt

@@ -0,0 +1,18 @@
+// IGNORE_BACKEND: JS, JS_IR, NATIVE, JVM
+// !LANGUAGE: +InlineClasses
+
+@file:Suppress("SECONDARY_CONSTRUCTOR_WITH_BODY_INSIDE_INLINE_CLASS")
+
+inline class Foo(val x: String) {
+    constructor(y: Int) : this("OK") {
+        if (y == 0) return throw java.lang.IllegalArgumentException()
+        if (y == 1) return
+        return Unit
+    }
+
+    constructor(z: Double) : this(z.toInt())
+}
+
+fun box(): String {
+    return Foo(42.0).x
+}