mc: update to 4.8.28

Version 4.8.28

- VFS

  * Remove SMB support

- Editor

  * Add syntax highlighting:
    * Ngspice/SPICE
    * DOT/Graphviz

- Viewer

  * Support file/dir macros from mc.ect for standalone viewer

- Misc

  * Minimal version of "check" utility is 0.9.10.
  * Code cleanup
  * Support Shift+Fn keys for KiTTY
  * Filehighlight:
    * graphical formats: avif, jp2, jxl, heic, heif, psb, psd
    * Markdown

- Fixes

  * FTBFS with ncurses build with --disable-widec
  * There is no exit on Ubuntu PPC64 big endian
  * Segfault on change panel mode
  * Accelerator conflict in Left/Right menu
  * move a lot of files across filesystems is slow
  * mc.ext: wrong order of rules: general matches are made before more specific ones
  * mc.ext: compressed man pages are shown unformatted
  * ext.d/misc.sh: invoking /bin/cat on systems that have no /bin/cat
  * mcedit: errors in syntax definitions
  * VFS: FISH: when uploading a symbolic link, it creates both the link and its target
  * VFS: SFTP: timestamps are not preserved for uploaded symlink
  * VFS: EXTFS: incorrect test of isoinfo
  * Typo in skin files

(nia)