Update

[ghstack-poisoned]

Author: GregoryComer

.ci/scripts/test_backend_linux.sh

@@ -45,6 +45,6 @@ if [[ "$FLOW" =~ *vulkan* ]]; then
 fi
 
 # We need the runner to test the built library.
-PYTHON_EXECUTABLE=python CMAKE_ARGS="$EXTRA_BUILD_ARGS" .ci/scripts/setup-linux.sh --build-tool cmake --build-mode Release
+PYTHON_EXECUTABLE=python CMAKE_ARGS="$EXTRA_BUILD_ARGS" .ci/scripts/setup-linux.sh --build-tool cmake --build-mode Release --editable true
 
 python -m executorch.backends.test.suite.runner $SUITE --flow $FLOW --report "$ARTIFACT_DIR/test_results.csv"