Previously Nim was grouped on the top-level menu because the group was missing.
This improves the filetypes menu at least as long as https://github.com/geany/geany/issues/2087 is solved. You can view, comment on, or merge this pull request online at:
https://github.com/geany/geany/pull/2329
-- Commit Summary --
* Add "Nim" to the Programming file types group
-- File Changes --
M data/filetype_extensions.conf (2)
-- Patch Links --
https://github.com/geany/geany/pull/2329.patch https://github.com/geany/geany/pull/2329.diff