Forward fix master branch (#2700)

Summary:
Pull Request resolved: #2700

as title

Reviewed By: shoumikhin

Differential Revision: D55399036

fbshipit-source-id: feac2b08aacd9a1adc517fcacc5f9c1420c1cfdc

Author: Cassandra Zheng

examples/demo-apps/apple_ios/LLaMA/LLaMARunner/LLaMARunner/Exported/LLaMARunner.mm

@@ -2,7 +2,7 @@
 
 #import "LLaMARunner.h"
 
-#import <ExecuTorchLog.h>
+#import <ExecuTorch/ExecuTorchLog.h>
 #import <executorch/examples/models/llama2/runner/runner.h>
 
 using namespace ::torch::executor;