Vim: v9.1.0646

* vim 491e55d0e...164096927 (8):
  > patch 9.1.0646: Vim9: imported function may not be found
  > runtime(java): Document "g:java_space_errors" and "g:java_comment_strings"
  > runtime(java): Cluster optional group definitions and their group links
  > runtime(java): Tidy up the syntax file
  > runtime(java): Tidy up the documentation for "ft-java-syntax"
  > runtime(colors): update habamax scheme - tweak diff/search/todo colors
  > runtime(nohlsearch): add missing loaded_hlsearch guard
  > runtime(kivy): Updated maintainer info for syntax script

https://github.com/vim/vim-appimage/actions/runs/10190073934