Install executorch after mediatek

Author: larryliu0820

.github/workflows/pull.yml

@@ -706,10 +706,12 @@ jobs:
         conda activate "${CONDA_ENV}"
 
         source .ci/scripts/utils.sh
+
+        # Run this first so that torch won't be overriden
+        PYTHON_EXECUTABLE=python bash .ci/scripts/setup-mediatek-deps.sh
         install_executorch
         pip list
         # debug
-        PYTHON_EXECUTABLE=python bash .ci/scripts/setup-mediatek-deps.sh
         PYTHON_EXECUTABLE=python bash .ci/scripts/build-mediatek-sdk.sh
         PYTHON_EXECUTABLE=python bash .ci/scripts/test_model.sh "mv3" "buck2" "mediatek"
         # placeholder for mediatek to add more tests