Commits
Krisztián Szűcs authored and Sutou Kouhei committed d2fa3ad1e80
MINOR: [Release] Install gpg in all ubuntu verification images Closes #12994 from kszucs/gpg-verification Authored-by: Krisztián Szűcs <szucs.krisztian@gmail.com> Signed-off-by: Sutou Kouhei <kou@clear-code.com>