[ci/es_snapshots] Set DOCKER_BUILDKIT as a bool (#150201)

We're seeing parse errors of `DOCKER_BUILDKIT` after a version update.
This variable should either be unset or a boolean. Instead of using an
empty string this sets it to 1.
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Jon 2023-02-02 12:45:55 -06:00 committed by GitHub
parent 5465ac725c
commit 82146cbd90
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@ -34,13 +34,13 @@ export JENKINS_URL=""
export BUILD_URL=""
export JOB_NAME=""
export NODE_NAME=""
export DOCKER_BUILDKIT=""
# Reads the ES_BUILD_JAVA env var out of .ci/java-versions.properties and exports it
export "$(grep '^ES_BUILD_JAVA' .ci/java-versions.properties | xargs)"
export PATH="$HOME/.java/$ES_BUILD_JAVA/bin:$PATH"
export JAVA_HOME="$HOME/.java/$ES_BUILD_JAVA"
export DOCKER_BUILDKIT=1
# The Elasticsearch Dockerfile needs to be built with root privileges, but Docker on our servers is running using a non-root user
# So, let's use docker-in-docker to temporarily create a privileged docker daemon to run `docker build` on