Rename vending=sweets preset

Also added a preset for `vending=snacks`

Author: arch0345

data/presets/amenity/vending_machine/snacks.json

@@ -0,0 +1,20 @@
+{
+    "icon": "temaki-vending_machine",
+    "geometry": [
+        "point",
+        "vertex"
+    ],
+    "terms": [
+        "candy",
+        "gum",
+        "chip",
+        "pretzel",
+        "cookie",
+        "cracker"
+    ],
+    "tags": {
+        "amenity": "vending_machine",
+        "vending": "snacks"
+    },
+    "name": "Snacks Vending Machine"
+}

data/presets/amenity/vending_machine/sweets.json

@@ -5,12 +5,7 @@
         "vertex"
     ],
     "terms": [
-        "candy",
-        "gum",
-        "chip",
-        "pretzel",
-        "cookie",
-        "cracker"
+        "gumball"
     ],
     "tags": {
         "amenity": "vending_machine",
@@ -20,5 +15,5 @@
         "key": "vending",
         "value": "sweets"
     },
-    "name": "Snack Vending Machine"
+    "name": "Candy Vending Machine"
 }