GH-35144: [C++] Fix a unit test broken when the output order of the aggregate node changed#35145

westonpace merged 1 commit intoapache:mainapache/arrow:mainfrom

westonpace:bugfix/GH-35144--fix-broken-unit-test-aggr-orderwestonpace/arrow:bugfix/GH-35144--fix-broken-unit-test-aggr-orderCopy head branch name to clipboard