Adds ferris-wheel and roller-coaster (#1214)

* Adds ferris-wheel and roller-coaster

* Shorten roller-coaster

* Update roller-coaster.svg

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Co-authored-by: Karsa <karsa@karsa.org>

icons/ferris-wheel.json

@@ -0,0 +1,16 @@
+{
+  "$schema": "../icon.schema.json",
+  "tags": [
+    "big wheel",
+    "daisy wheel",
+    "observation",
+    "attraction",
+    "entertainment",
+    "amusement park",
+    "theme park",
+    "funfair"
+  ],
+  "categories": [
+    "maps"
+  ]
+}

icons/ferris-wheel.svg

@@ -0,0 +1,21 @@
+<svg
+  xmlns="http://www.w3.org/2000/svg"
+  width="24"
+  height="24"
+  viewBox="0 0 24 24"
+  fill="none"
+  stroke="currentColor"
+  stroke-width="2"
+  stroke-linecap="round"
+  stroke-linejoin="round"
+>
+  <circle cx="12" cy="12" r="2" />
+  <path d="M12 2v4" />
+  <path d="m6.8 15-3.5 2" />
+  <path d="m20.7 7-3.5 2" />
+  <path d="M6.8 9 3.3 7" />
+  <path d="m20.7 17-3.5-2" />
+  <path d="m9 22 3-8 3 8" />
+  <path d="M8 22h8" />
+  <path d="M18 18.7a9 9 0 1 0-12 0" />
+</svg>

icons/roller-coaster.json

@@ -0,0 +1,13 @@
+{
+  "$schema": "../icon.schema.json",
+  "tags": [
+    "attraction",
+    "entertainment",
+    "amusement park",
+    "theme park",
+    "funfair"
+  ],
+  "categories": [
+    "maps"
+  ]
+}

icons/roller-coaster.svg

@@ -0,0 +1,19 @@
+<svg
+  xmlns="http://www.w3.org/2000/svg"
+  width="24"
+  height="24"
+  viewBox="0 0 24 24"
+  fill="none"
+  stroke="currentColor"
+  stroke-width="2"
+  stroke-linecap="round"
+  stroke-linejoin="round"
+>
+  <path d="M6 19V5" />
+  <path d="M10 19V6.8" />
+  <path d="M14 19v-7.8" />
+  <path d="M18 5v4" />
+  <path d="M18 19v-6" />
+  <path d="M22 19V9" />
+  <path d="M2 19V9a4 4 0 0 1 4-4c2 0 4 1.33 6 4s4 4 6 4a4 4 0 1 0-3-6.65" />
+</svg>