Replace rsync with separate cp and find|rm commands

Signed-off-by: Elizabeth Byerly <[email protected]>

Author: ebyerly

ci/docker/benchmark_build.sh

@@ -22,7 +22,8 @@ TMP_DIR="$(mktemp -d ${WORKSPACE}/tmp-docker-build-context-XXXXXXXX)"
 echo "Preparing docker build context in ${TMP_DIR}"
 cp -r "${WORKSPACE}/ci/docker/" "${TMP_DIR}/"
 # Exclude any venv files since they aren't necessary and docker can't handle symlinks.
-rsync -a --exclude='*.venv/' "${BAZEL_BIN}/benchmarks" "${TMP_DIR}"
+cp -r "${BAZEL_BIN}/benchmarks" "${TMP_DIR}"
+find "${TMP_DIR}/benchmarks" -name "*.venv" -type d -exec rm -rf {} +
 
 cd "${TMP_DIR}"
 echo "running docker build ... "