changelog for typst brand-mode

Author: gordonwoodhull

news/changelog-1.7.md

@@ -95,6 +95,7 @@ All changes included in 1.7:
 
 ## `typst` format
 
+- ([#12387](https://github.com/quarto-dev/quarto-cli/pull/12387)): `brand-mode` chooses whether to use `light` (default) or `dark` brand yml.
 - ([#11578](https://github.com/quarto-dev/quarto-cli/issues/11578)): Typst column layout widths use fractional `fr` units instead of percent `%` units for unitless and default widths in order to fill the enclosing block and not spill outside it.
 - ([#11676](https://github.com/quarto-dev/quarto-cli/pull/11676)): Convert unitless image widths from pixels to inches for column layouts.
 - ([#11835](https://github.com/quarto-dev/quarto-cli/issues/11835)): Take markdown structure into account when detecting minimum heading level.