[Tests] Migrate backend-independent tests from native to compiler/testData.

^KT-65979

compiler/testData/codegen/box/function/boolean.kt

@@ -0,0 +1,12 @@
+/*
+ * Copyright 2010-2018 JetBrains s.r.o. Use of this source code is governed by the Apache 2.0 license
+ * that can be found in the LICENSE file.
+ */
+
+fun bool_yes(): Boolean = true
+
+fun box(): String {
+    if (!bool_yes()) return "FAIL !bool_yes()"
+
+    return "OK"
+}