Add to changelog

[skip ci]

Author: cderv

news/changelog-1.7.md

@@ -44,6 +44,7 @@ All changes included in 1.7:
 - ([#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.
+- ([#11964](https://github.com/quarto-dev/quarto-cli/issues/11964)): Using panel layout without a crossref label now correctly do not add an empty `#block[]` that was leading to an unnecessary space in output.
 
 ## Lua Filters and extensions