Made a symbolic link to where fyne hides pref data

  This is just an update to .gitignore so it doesn't end up in the repo.

.gitignore

@@ -1,6 +1,7 @@
 # Exclude symbolic links (which aren't actually needed)
 endless-sky
 saves
+apollox.endless-edit
 
 # Exclude old files
 old_*