Update LPs to ExecuTorch 1.0

Author: annietllnd

content/learning-paths/embedded-and-microcontrollers/introduction-to-tinyml-on-arm/2-env-setup.md

@@ -41,7 +41,7 @@ From within the Python virtual environment, run the commands below to download t
 cd $HOME
 git clone https://github.com/pytorch/executorch.git
 cd executorch
-git checkout 188312844ebfb499f92ab5a02137ed1a4abca782
+git checkout release/1.0
 ```
 
 Run the commands below to set up the ExecuTorch internal dependencies:

content/learning-paths/embedded-and-microcontrollers/rpi-llama3/executorch.md

@@ -59,6 +59,7 @@ After cloning the repository, the project's submodules are updated, and two scri
 ``` bash
 git clone https://github.com/pytorch/executorch.git
 cd executorch
+git checkout release/1.0
 git submodule sync
 git submodule update --init --recursive
 ./install_executorch.sh

content/learning-paths/embedded-and-microcontrollers/visualizing-ethos-u-performance/4-env-setup-execut.md

@@ -47,6 +47,7 @@ Clone the ExecuTorch repository and install dependencies:
 cd $HOME
 git clone https://github.com/pytorch/executorch.git
 cd executorch
+git checkout release/1.0
 ```
 
 Set up internal submodules: