feat(icons): added chart-radar icon (#4979)

* feat(icons): added `chart-radar` icon

* Update icons/chart-radar.json

Co-authored-by: github-actions[bot] <41898282+github-actions[bot]@users.noreply.github.com>

* Update chart-radar.json

* chart-radar: prioritise grid-aligned lines over perfect symmetry

* chart-radar: less dense bottom-right

* Fix missing newline in chart-radar.svg

Add missing newline at the end of the SVG file.

---------

Co-authored-by: github-actions[bot] <41898282+github-actions[bot]@users.noreply.github.com>
Co-authored-by: Eric Fennis <eric.fennis@gmail.com>
Co-authored-by: Karsa <contact@karsa.org>

icons/chart-radar.json

@@ -0,0 +1,36 @@
+{
+  "$schema": "../icon.schema.json",
+  "contributors": [
+    "danielbayley",
+    "jguddas",
+    "nito",
+    "karsa-mistmere",
+    "congemcd",
+    "ericfennis"
+  ],
+  "use-cases": [
+    "Representing data as 2D areas in a circular format"
+  ],
+  "tags": [
+    "radar",
+    "chart",
+    "diagram",
+    "shape",
+    "gem",
+    "mineral",
+    "pentagon",
+    "multidimensional",
+    "metrics",
+    "performance",
+    "comparison",
+    "profile",
+    "analytics",
+    "visualization",
+    "attributes"
+  ],
+  "categories": [
+    "charts",
+    "shapes",
+    "science"
+  ]
+}

icons/chart-radar.svg

@@ -0,0 +1,16 @@
+<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="M12 2v10" />
+  <path d="m16 18 3.085-8.125L12 4.103 3.473 9.442l3.196 10.554z" />
+  <path d="m2 9 10 3 6 9" />
+  <path d="m6 21 6-9 10-3" />
+</svg>