Merge boxWithStdlib testData into box, delete BoxWithStdlib test

compiler/testData/codegen/box/reflection/call/exceptionHappened.kt

@@ -0,0 +1,18 @@
+// WITH_REFLECT
+// FULL_JDK
+
+import java.lang.reflect.InvocationTargetException
+
+fun fail(message: String) {
+    throw AssertionError(message)
+}
+
+fun box(): String {
+    try {
+        ::fail.call("OK")
+    } catch (e: InvocationTargetException) {
+        return e.getTargetException().message.toString()
+    }
+
+    return "Fail: no exception was thrown"
+}