[Release] release_candidate.yml refers a nonexistent variable

[kou]

Describe the bug, including details regarding any error messages, version, and platform.

arrow/.github/workflows/release_candidate.yml

Lines 92 to 101 in 7f5dd71

	echo "RELEASE_TARBALL=apache-arrow-${VERSION}.tar.gz" >> ${GITHUB_ENV}
	dev/release/utils-generate-checksum.sh "apache-arrow-${VERSION}.tar.gz"
	if [ -n "${ARROW_GPG_SECRET_KEY}" ]; then
	echo "${ARROW_GPG_SECRET_KEY}" | gpg --import
	gpg \
	--armor \
	--detach-sign \
	--local-user "${ARROW_GPG_KEY_UID}" \
	--output "${RELEASE_TARBALL}.asc" \
	"${RELEASE_TARBALL}"

RELEASE_TARBALL is registered to GITHUB_ENV but it's not defined as a variable in this context.

Component(s)

Release

[kou]

Issue resolved by pull request 47064
#47064