install.sh add BUILDKITE_INSTALL_ARCH flag
install.sh add BUILDKITE_INSTALL_ARCH flag

This allows explicitly defining which arch to install, which is helpful
in contexts where uname reports a host arch (like docker containers
with a mismatching arch from their docker host).

buildkite/agent,Shopify/agent,Shopify/agent,buildkite/agent,buildkite/agent,Shopify/agent