Vim: v9.1.1039

* vim a11b23c4d...a81cf8b99 (26):
  > patch 9.1.1039: Vim9: comments are outdated
  > patch 9.1.1038: tests: test_channel.py fails with IPv6
  > runtime(vim): Update base-syntax, fix is/isnot operator matching
  > patch 9.1.1037: Vim9: confusing error when using abstract method via super
  > patch 9.1.1036: make install fails when using shadowdir
  > patch 9.1.1035: Vim9: memory leak with blob2str()
  > runtime(tex): add texEmphStyle to texMatchGroup in syntax script
  > CI: bump windows python to 3.12
  > runtime(netrw): upstream snapshot of v175
  > CI: add Linux arm64 CI job
  > patch 9.1.1033: Vim9: compiling abstract method fails without return
  > CI: bump windows libsodium to 1.0.20
  > runtime(c): add new constexpr keyword to syntax file (C23)
  > patch 9.1.1033: tests: shaderslang was removed from test_filetype erroneously
  > patch 9.1.1032: link error when FEAT_SPELL not defined
  > patch 9.1.1031: Coverity complains about insecure data handling
  > runtime(sh): update syntax script
  > runtime(c): Add missing syntax test files
  > patch 9.1.1030: filetype: setting bash filetype is backwards incompatible
  > runtime(c): Update syntax and ftplugin files
  > patch 9.1.1029: the installer can be improved
  > patch 9.1.1028: too many strlen() calls in screen.c
  > patch 9.1.1027: no sanitize check when running linematch
  > patch 9.1.1026: filetype: swc configuration files are not recognized
  > runtime(netrw): change netrw maintainer
  > patch 9.1.1025: wrong return type of blob2str()

https://github.com/vim/vim-appimage/actions/runs/12858960297