Correct the app id for message_world and timer_world

Bug: 309014195
Test: presubmit
Change-Id: I8609642db69544fd9a5dbcb08f273499fa969299
diff --git a/util/include/chre/util/nanoapp/app_id.h b/util/include/chre/util/nanoapp/app_id.h
index 6cc3839..2ec40c7 100644
--- a/util/include/chre/util/nanoapp/app_id.h
+++ b/util/include/chre/util/nanoapp/app_id.h
@@ -67,8 +67,8 @@
 
 // clang-format off
 constexpr uint64_t kHelloWorldAppId       = makeExampleNanoappId(1);
-constexpr uint64_t kMessageWorldAppId     = makeExampleNanoappId(2);
-constexpr uint64_t kTimerWorldAppId       = makeExampleNanoappId(3);
+constexpr uint64_t kTimerWorldAppId       = makeExampleNanoappId(2);
+constexpr uint64_t kMessageWorldAppId     = makeExampleNanoappId(3);
 constexpr uint64_t kSensorWorldAppId      = makeExampleNanoappId(4);
 constexpr uint64_t kGnssWorldAppId        = makeExampleNanoappId(5);
 constexpr uint64_t kWifiWorldAppId        = makeExampleNanoappId(6);