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ARROW-16332: [Release][Java] Add artifacts uploaded verification

We should replace this with real verification such as running tests
against the built .jars later.

See also: ARROW-15486

Closes #13003 from kou/release-java-jars-verify-uploaded

Authored-by: Sutou Kouhei <kou@clear-code.com>
Signed-off-by: Krisztián Szűcs <szucs.krisztian@gmail.com>