feat(icons): added ball-wave icon (#3706)

* Added icons/water-polo.svg

* Added icons/water-polo.json

* Rename wate-polo to ball-wave

* Add contributors to ball-wave.json

* Update SVG path for ball-wave icon

* Update icons/ball-wave.svg

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

* Add empty 'use-cases' array to ball-wave.json

Added an empty 'use-cases' array to the JSON structure.

* Update ball-wave.json

---------

Co-authored-by: Jakob Guddas <github@jguddas.de>
Co-authored-by: Eric Fennis <eric.fennis@gmail.com>
Co-authored-by: Karsa <contact@karsa.org>

icons/ball-wave.json

@@ -0,0 +1,44 @@
+{
+  "$schema": "../icon.schema.json",
+  "contributors": [
+    "karsa-mistmere",
+    "ericfennis",
+    "felipeajzanetti",
+    "jguddas"
+  ],
+  "use-cases": [
+    "Categorizing water polo events in sports apps",
+    "Marking water polo competitions in sports dashboards",
+    "Representing water polo in Olympic sport listings",
+    "Representing aquatic sports in dashboards and infographics"
+  ],
+  "tags": [
+    "polo",
+    "watercraft",
+    "athlete",
+    "feature",
+    "sport",
+    "ball",
+    "aquatic",
+    "swimming",
+    "pool",
+    "team",
+    "game",
+    "competition",
+    "olympic",
+    "water",
+    "match",
+    "aquatic sports",
+    "water polo",
+    "aquatics",
+    "water sports",
+    "pool sport",
+    "team sport",
+    "tournament",
+    "league"
+  ],
+  "categories": [
+    "sports",
+    "gaming"
+  ]
+}

icons/ball-wave.svg

@@ -0,0 +1,15 @@
+<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="M2 20c.6.5 1.2 1 2.5 1 2.5 0 2.5-2 5-2 2.6 0 2.4 2 5 2 2.5 0 2.5-2 5-2 1.3 0 1.9.5 2.5 1" />
+  <path d="M7.757 13.243a2 6 45 1 0 8.486-8.486 2 6 45 1 0-8.486 8.486" />
+  <circle cx="12" cy="9" r="6" />
+</svg>