Pin TorchTune (#6791)

Author: jackzhxng

examples/models/llama3_2_vision/install_requirements.sh

@@ -5,8 +5,10 @@
 # This source code is licensed under the BSD-style license found in the
 # LICENSE file in the root directory of this source tree.
 
+NIGHTLY_VERSION="dev20241112"
+
 # Install torchtune nightly for model definitions.
-pip install --pre torchtune --extra-index-url https://download.pytorch.org/whl/nightly/cpu --no-cache-dir
+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"