Make nightly versions consistent (#9453)

Summary:

- Make the git hash from 3/11 nightly consistent with
https://hud.pytorch.org/pytorch/pytorch/commit/d962699548c6740bf5d0f3ccda933de3b6fca643
- Make torchtune nightly consistent

Author: mergennachin

.ci/docker/ci_commit_pins/pytorch.txt

@@ -1 +1 @@
-08434df1f2f88c9770e59246caa2ff9c6f613270
+295f2ed4d103017f7e19a7b8263ece606cd629db

examples/models/llama3_2_vision/install_requirements.sh

@@ -7,7 +7,7 @@
 
 set +ex
 
-NIGHTLY_VERSION="dev20250220"
+NIGHTLY_VERSION="dev20250311"
 
 # Install torchtune nightly for model definitions.
 pip install --pre torchtune==0.6.0.${NIGHTLY_VERSION} --extra-index-url https://download.pytorch.org/whl/nightly/cpu --no-cache-dir

install_requirements.py

@@ -68,6 +68,9 @@ def python_is_compatible():
 # NOTE: If a newly-fetched version of the executorch repo changes the value of
 # NIGHTLY_VERSION, you should re-run this script to install the necessary
 # package versions.
+#
+# NOTE: If you're changing, make the corresponding change in .ci/docker/ci_commit_pins/pytorch.txt
+# by picking the hash from the same date in https://hud.pytorch.org/hud/pytorch/pytorch/nightly/
 NIGHTLY_VERSION = "dev20250311"