Add default file icon for .tsx files

One easy suggestion that can be added in the next patch version :stuck_out_tongue:

icon-for-tilesets

I personally made a custom icon for myself and assigned it on my system:

Generally, I just wanted to see faster tilesets between other text-based files in the asset folder or other tilemaps (if you chose to open .tsx with Tiled - then maps and tilesets have the same icons).

So that’s my suggestion :slight_smile:

p.s.
Here is the solution for setting custom icons per file type in Windows 10:
https://docs.microsoft.com/en-us/windows/win32/shell/how-to-assign-a-custom-icon-to-a-file-type

And an example in the context of the samples directory from tiled: