Create icons for gastronomy tags, supported by OSM standard tile layer

[enzet]

• [x] amenity=restaurant,
• [x] amenity=food_court,
• [x] amenity=cafe,
• [x] amenity=fast_food,
• [x] amenity=bar,
• [x] amenity=pub,
• [x] amenity=ice_cream,
• [x] amenity=biergarten,
• [x] leisure=outdoor_seating.