Narhwals v1.5.3

Changes

✨ Enhancements

• feat: dask in api-completeness table (#741)
• feat: add DaskExpr.quantile (#835)
• feat: mean_horizontal (#843)
• feat: support __getitem__ with slices for columns (#839)

📖 Documentation

• docs: add narwhals-gif to README.md (#845)
• docs: Fix indentation for getitem (#844)

🛠️ Other improvements

• ci: changed release-drafter regex (#846)
• test: remove to_numpy and to_list in tests (#842)

Thank you to all our contributors for making this release possible!
@DeaMariaLeon, @FBruzzesi, @MarcoGorelli and @anopsy