Added Kite icon (#427)

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## Description

Added kite icon.

## Type of Change

<!--- Put an `x` in all the boxes that apply: -->

- [x] 🖼️ New icon
- [ ] ✨ New feature (non-breaking change which adds functionality)
- [ ] 🛠️ Bug fix (non-breaking change which fixes an issue)
- [ ] ❌ Breaking change (fix or feature that would cause existing
functionality to change)
- [ ] 🧹 Code refactor
- [ ] ✅ Build configuration change
- [ ] 📝 Documentation
- [ ] 🗑️ Chore

---------

Co-authored-by: Vishnu Mohandas <vishnu@ente.io>

assets/custom-icons/_data/custom-icons.json

@@ -128,6 +128,9 @@
       "title": "Kick",
       "hex": "53FC19"
     },
+    {
+      "title": "Kite"
+    },
     {
       "title": "Koofr",
       "hex": "71BA05"

assets/custom-icons/icons/kite.svg

@@ -0,0 +1,4 @@
+<svg xmlns="http://www.w3.org/2000/svg" data-name="Layer 1" viewBox="0 0 500 500">
+  <path fill="#f6461a" d="M166.667 83.333 0 250l166.667 166.667L333.333 250 500 83.333H166.667z" class="cls-1"/>
+  <path fill="#db342c" d="M166.667 416.667 333.333 250 500 416.667H166.667z" class="cls-2"/>
+</svg>