Current package in Tumbleweed is broken.

- Update to 0.15
+ formatter: allow for light and dark stylesheets
+ theme: add light mode variables (lumen)
+ extension: output unescaped sitemap
- 0.14.1 release
+ gtk_doc: look for devhelp indexes in more places
+ devhelp: Exclude useless files
+ hotdoc_dep_printer: fix Config class name
+ wheezy.template usage: switch to maintainer-recommended
workaround
+ setup: fix build with python 3.11
+ Switch from charset-normalizer to faust-cchardet
+ Adding tarfile member sanitization to extractall()
- 0.14.0 release
+ requirements: bump networkx and dbus-deviation versions
+ Regenerate requirements.txt with flex installed
+ build(deps): bump lxml from 4.6.3 to 4.9.1
+ Switch unmaintained ccharset to charset-normalizer
+ enum_member: render Since tag
+ symbols: do not list aliases as children
+ extensions: simple ATOM feed generator
+ base_symbol: format tags for all symbols
- 0.13.7 release
+ gi: ignore more boilerplate macros
- 0.13.6 release
+ update cmark submodule
+ gtkdoc_extension: fix out of bounds access
- 0.13.5 release
+ Fix incorrect use of hashlib and cache
+ ext: Allow loading extension modules with full paths
gh#hotdoc/hotdoc#235
+ Add some documentation for the metadata keys
- 0.13.4 release
+ signals: store callbacks in OrderedSets
+ gi-extension: ignore boilerplate macros for enums and bitfields too
+ Add option for enabling prism-keep-markup
+ tree: fix picking of page output path
+ Print an error message instead of segfaulting.
+ CI: use pip for editable installs
+ build(deps): bump lxml from 4.6.2 to 4.6.3