feat(icons): added biceps-flexed icon (#2127)

icons/biceps-flexed.json

@@ -0,0 +1,20 @@
+{
+  "$schema": "../icon.schema.json",
+  "contributors": [
+    "karsa-mistmere"
+  ],
+  "tags": [
+    "arm",
+    "muscle",
+    "strong",
+    "working out",
+    "athletic",
+    "toned",
+    "muscular",
+    "forelimb",
+    "curled"
+  ],
+  "categories": [
+    "emoji"
+  ]
+}

icons/biceps-flexed.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="M12.409 13.017A5 5 0 0 1 22 15c0 3.866-4 7-9 7-4.077 0-8.153-.82-10.371-2.462-.426-.316-.631-.832-.62-1.362C2.118 12.723 2.627 2 10 2a3 3 0 0 1 3 3 2 2 0 0 1-2 2c-1.105 0-1.64-.444-2-1" />
+  <path d="M15 14a5 5 0 0 0-7.584 2" />
+  <path d="M9.964 6.825C8.019 7.977 9.5 13 8 15" />
+</svg>