Merge branch 'bf/t-readme-mention-reftable'

Doc update. * bf/t-readme-mention-reftable: t/README: add missing value for GIT_TEST_DEFAULT_REF_FORMAT

Taylor Blau committed Oct 25, 2024 at 14:02 UTC 448022a7fb29c524fddc2a2897402bfbcf225f89

No changes.