message: changelog: 1.5.3
diff: +1.5.3 (2021-05-01)
  +==================
  +This releases fixes a bug when building regex with only the `unicode-perl`
  +feature. It turns out that while CI was building this configuration, it wasn't
  +actually failing the overall build on a failed compilation.
  +
  +* [BUG #769](https://github.com/rust-lang/regex/issues/769):
  + Fix build in `regex-syntax` when only the `unicode-perl` feature is enabled.
  +
  +
  1.5.2 (2021-05-01)
  ==================
  This release fixes a performance bug when Unicode word boundaries are used.
  