Pokémon X and Y: Add screenshots and remove incomplete tag

games/pokemon-x-y/game.dat

@@ -1,6 +1,5 @@
 title = "Pokémon X and Y"
 description = "Pokémon X and Pokémon Y are role-playing video games developed by Game Freak and published by Nintendo for the Nintendo 3DS. They are the first installments in the sixth generation of the Pokémon series of role-playing games."
-incomplete = true
 github_issues = [2263, 2551, 2262, 2133, 2084, 3703]
 needs_system_files = true
 needs_shared_font = true