v4.5.4

Bug Fixes

• Fix short-flag deduplication logic. Previously if 2 same-letter flags were provided (e.g. -n and -N), only -n would be displayed on the help page. Does not impact actual value parsing. By @BrianPugh in #748

Docs

• Reference correct callable in entrypoints example by @joelostblom in #746

Full Changelog: v4.5.3...v4.5.4