Update base for Update on "Build optimized operators lib with -fexceptions"

It should be permissible for this library to use exceptions, since it is not required to supported embedded systems.

TODO: presumably we need to manage rollout of the torchgen patch?

Differential Revision: [D67904052](https://our.internmc.facebook.com/intern/diff/D67904052/)

[ghstack-poisoned]

Author: swolchok

.github/workflows/pull.yml

@@ -199,9 +199,6 @@ jobs:
 
         PYTHON_EXECUTABLE=python bash .ci/scripts/setup-linux.sh "cmake"
 
-        # install pybind
-        bash install_requirements.sh --pybind xnnpack
-
         # install Llava requirements
         bash examples/models/llama/install_requirements.sh
         bash examples/models/llava/install_requirements.sh
@@ -413,9 +410,6 @@ jobs:
 
         PYTHON_EXECUTABLE=python bash .ci/scripts/setup-linux.sh "cmake"
 
-        # install pybind
-        bash install_requirements.sh --pybind xnnpack
-
         # install phi-3-mini requirements
         bash examples/models/phi-3-mini/install_requirements.sh
 
@@ -440,9 +434,6 @@ jobs:
 
         PYTHON_EXECUTABLE=python bash .ci/scripts/setup-linux.sh "cmake"
 
-        # install pybind
-        bash install_requirements.sh --pybind xnnpack
-
         # install llama requirements
         bash examples/models/llama/install_requirements.sh
 
@@ -467,10 +458,6 @@ jobs:
 
         PYTHON_EXECUTABLE=python bash .ci/scripts/setup-linux.sh "cmake"
 
-        # install pybind
-        bash install_requirements.sh --pybind xnnpack
-
-        # install llama requirements
         bash examples/models/llama/install_requirements.sh
 
         # run eval_llama mmlu task
@@ -494,9 +481,6 @@ jobs:
 
         PYTHON_EXECUTABLE=python bash .ci/scripts/setup-linux.sh "cmake"
 
-        # install pybind
-        bash install_requirements.sh --pybind xnnpack
-
         # install llama requirements
         bash examples/models/llama/install_requirements.sh
 

.github/workflows/trunk.yml

@@ -144,7 +144,7 @@ jobs:
         conda activate "${CONDA_ENV}"
 
         source .ci/scripts/utils.sh
-        install_executorch
+        install_executorch "use-pt-pinned-commit"
 
         .ci/scripts/setup-arm-baremetal-tools.sh
 
@@ -171,7 +171,7 @@ jobs:
         conda activate "${CONDA_ENV}"
 
         source .ci/scripts/utils.sh
-        install_executorch
+        install_executorch "use-pt-pinned-commit"
 
         .ci/scripts/setup-arm-baremetal-tools.sh