Add torchao back

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Author: larryliu0820

examples/models/llama3_2_vision/install_requirements.sh

@@ -9,3 +9,6 @@ NIGHTLY_VERSION="dev20241112"
 
 # Install torchtune nightly for model definitions.
 pip install --pre torchtune==0.4.0.${NIGHTLY_VERSION} --extra-index-url https://download.pytorch.org/whl/nightly/cpu --no-cache-dir
+
+# Install torchao.
+pip install "$(dirname "$0")/../../../third-party/ao"