bugfix [#22840] Folders with ".blend" on the end are processed like .blend files

elubie, this was added r27523 but cant see why it would be useful to have.

source/blender/editors/space_file/filelist.c

@@ -807,9 +807,6 @@ void filelist_setfiletypes(struct FileList* filelist, short has_quicktime)
 
 			/* Don't check extensions for directories */ 
 		if (file->type & S_IFDIR) {
-			if(BLO_has_bfile_extension(file->relname)) {
-				file->flags |= BLENDERFILE;
-			}
 			continue;
 		}