[Release] Avoid duplicate known host SSH error in dev/release/03-binary.sh

[asfimport]

Reporter: Kouhei Sutou / @kou
Assignee: Kouhei Sutou / @kou

PRs and other links:

• GitHub Pull Request #4753

_{Note: This issue was originally created as ARROW-5793. Please see the migration documentation for further details.}

[asfimport]

Kouhei Sutou / @kou:
Issue resolved by pull request 4753
#4753