feat(icons): added binoculars icon (#2207)

* feat(icons): added binoculars icon

* feat(icons): add categories

* feat(icons): tweak horizontal line gaps

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Co-authored-by: Karsa <karsa@sztaki.hu>

icons/binoculars.json

@@ -0,0 +1,34 @@
+{
+  "$schema": "../icon.schema.json",
+  "contributors": [
+    "karsa-mistmere"
+  ],
+  "tags": [
+    "field glasses",
+    "lorgnette",
+    "pince-nez",
+    "observation",
+    "sightseeing",
+    "nature",
+    "wildlife",
+    "birdwatching",
+    "scouting",
+    "surveillance",
+    "search",
+    "discovery",
+    "monitoring",
+    "lookout",
+    "viewpoint",
+    "travel",
+    "tourism",
+    "research"
+  ],
+  "categories": [
+    "maps",
+    "nature",
+    "photography",
+    "science",
+    "travel",
+    "development"
+  ]
+}

icons/binoculars.svg

@@ -0,0 +1,18 @@
+<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="M10 10h4" />
+  <path d="M19 7V4a1 1 0 0 0-1-1h-2a1 1 0 0 0-1 1v3" />
+  <path d="M20 21a2 2 0 0 0 2-2v-3.851c0-1.39-2-2.962-2-4.829V8a1 1 0 0 0-1-1h-4a1 1 0 0 0-1 1v11a2 2 0 0 0 2 2z" />
+  <path d="M 22 16 L 2 16" />
+  <path d="M4 21a2 2 0 0 1-2-2v-3.851c0-1.39 2-2.962 2-4.829V8a1 1 0 0 1 1-1h4a1 1 0 0 1 1 1v11a2 2 0 0 1-2 2z" />
+  <path d="M9 7V4a1 1 0 0 0-1-1H6a1 1 0 0 0-1 1v3" />
+</svg>