Add icon for playground=sandpit.

map_machine/icons/config.json

@@ -249,6 +249,7 @@
     "playground": {
       "hopscotch": {"name": "hopscotch"},
       "roundabout": {"name": "roundabout"},
+      "sandpit": {"name": "sandpit", "categories": ["amenity"]},
       "seesaw": {"name": "seesaw", "categories": ["amenity"]},
       "slide": {"directed": "right", "name": "slide", "categories": ["amenity"], "emoji": "🛝"},
       "slide_and_water": {"categories": ["amenity"], "name": "water slide"},

map_machine/icons/icons.svg

@@ -30507,8 +30507,8 @@
        rx="0.5"
        ry="0.49999997" />
     <path
-       id="rect264151"
-       style="opacity:1;fill:#0000ff;fill-opacity:1;stroke:none;stroke-width:0.0999998;stroke-linecap:round;stroke-linejoin:round;stroke-miterlimit:4;stroke-dasharray:none;stroke-dashoffset:0;stroke-opacity:1"
+       id="sandpit"
+       style="opacity:1;fill:#000000;fill-opacity:1;stroke:none;stroke-width:0.0999998;stroke-linecap:round;stroke-linejoin:round;stroke-miterlimit:4;stroke-dasharray:none;stroke-dashoffset:0;stroke-opacity:1"
        d="m 486.5,180 c -0.12794,0 -0.25588,0.0489 -0.35352,0.14648 L 483.29297,183 h 9.41406 l -1.85351,-1.85352 c -0.19527,-0.19519 -0.51177,-0.19519 -0.70704,0 L 489,182.29297 486.85352,180.14648 C 486.75588,180.04889 486.62794,180 486.5,180 Z m -4,4 c -0.277,0 -0.5,0.223 -0.5,0.5 0,0.277 0.223,0.5 0.5,0.5 h 0.5 v 2 h 10 v -2 h 0.5 c 0.277,0 0.5,-0.223 0.5,-0.5 0,-0.277 -0.223,-0.5 -0.5,-0.5 H 493 483 Z" />
     <circle
        style="fill:none;stroke:#000000;stroke-width:0.1;stroke-linecap:round;stroke-linejoin:round;stroke-miterlimit:4;stroke-dasharray:none"

map_machine/scheme/default.yml

@@ -1628,6 +1628,8 @@ node_icons:
       shapes: [slide]
     - tags: {playground: roundabout}
       shapes: [roundabout]
+    - tags: {playground: sandpit}
+      shapes: [sandpit]
     - tags: {playground: seesaw}
       shapes: [seesaw]
     - tags: {playground: horizontal_bar}