Update favicon assets with new designs and improved SVG structure

src/assets/favicons/favicon.svg

@@ -1,9 +1,9 @@
-<svg xmlns="http://www.w3.org/2000/svg" fill="none" viewBox="0 0 128 128">
-    <path d="M50.4 78.5a75.1 75.1 0 0 0-28.5 6.9l24.2-65.7c.7-2 1.9-3.2 3.4-3.2h29c1.5 0 2.7 1.2 3.4 3.2l24.2 65.7s-11.6-7-28.5-7L67 45.5c-.4-1.7-1.6-2.8-2.9-2.8-1.3 0-2.5 1.1-2.9 2.7L50.4 78.5Zm-1.1 28.2Zm-4.2-20.2c-2 6.6-.6 15.8 4.2 20.2a17.5 17.5 0 0 1 .2-.7 5.5 5.5 0 0 1 5.7-4.5c2.8.1 4.3 1.5 4.7 4.7.2 1.1.2 2.3.2 3.5v.4c0 2.7.7 5.2 2.2 7.4a13 13 0 0 0 5.7 4.9v-.3l-.2-.3c-1.8-5.6-.5-9.5 4.4-12.8l1.5-1a73 73 0 0 0 3.2-2.2 16 16 0 0 0 6.8-11.4c.3-2 .1-4-.6-6l-.8.6-1.6 1a37 37 0 0 1-22.4 2.7c-5-.7-9.7-2-13.2-6.2Z" />
-    <style>
-        path { fill: #000; }
-        @media (prefers-color-scheme: dark) {
-            path { fill: #FFF; }
-        }
-    </style>
-</svg>
+<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 128 128" fill="none">
+  <style>
+    path { fill: #000; }
+    @media (prefers-color-scheme: dark) {
+      path { fill: #FFF; }
+    }
+  </style>
+  <path d="M64 20c12.5 0 22.3 4.6 28.9 13.3 5.6 7.2 8.3 16.7 7.4 26.3-1.6 17.6-16.7 28.2-30.2 28.2H57.9c-11.6 0-21.6-8.1-24.4-20.1C30.7 53.4 35.5 41 47.1 34.1 52.2 31 58.1 30 64 30v-10Zm0 12c-10.3 0-18.9 2.6-24.6 7.7-6.8 6-10.1 15.1-8.2 23.5C33.6 79.4 44.4 88 57.9 88h12.2c10.6 0 23.4-7.9 24.8-23.2.7-7.4-1.4-14.8-6.1-20.7C83.5 37.5 74.8 32 64 32v0Zm-6 36c-3.3 0-6-2.7-6-6s2.7-6 6-6 6 2.7 6 6-2.7 6-6 6Zm18 0c-3.3 0-6-2.7-6-6s2.7-6 6-6 6 2.7 6 6-2.7 6-6 6Zm-9 10c5 0 9 4 9 9s-4 9-9 9-9-4-9-9 4-9 9-9Z"/>
+</svg>