Log Message:
Update to 3.54 (during the freeze, for the bugfixes). From the changelog:

- fixed default colour output in BBCode
  (https://gitlab.com/saalen/highlight/issues/134)
- fixed corner case in sh.lang
- fixed syntax tests with UTF-8 input
  (https://gitlab.com/saalen/highlight/issues/123)
- added support for Bash in outhtml_codefold.lua plug-in
- added ballerina.lang
- added block strings to java.lang
- added author hints in themes and language definitions
- added C++20 reserved words in c.lang
- added editorconfig file and validated all files accordingly (thanks to
  Tristano Ajmone)
- CLI: fixed `--list-scripts` with `-d` or HIGHLIGHT_DATADIR env variable
  (https://gitlab.com/saalen/highlight/issues/139)
- GUI W32: replaced multibyte path trace window by startup hint if
  NtfsDisable8dot3NameCreation is set
- GUI: removed AsciiDoc instruction lines from the README popup window