GH-50575: [CI][Dev] Fix shellcheck errors in the ci/scripts/python_wheel_xlinux_build.sh#50577

raulcd merged 4 commits into

apache:mainapache/arrow:mainfrom

hiroyuki-sato:topic/shellcheck-python_wheel_xlinux_buildhiroyuki-sato/arrow:topic/shellcheck-python_wheel_xlinux_buildCopy head branch name to clipboard