Add filter icon

CHANGELOG.md

@@ -17,6 +17,7 @@ and this project adheres to [Semantic Versioning](http://semver.org/).
   - `cloud-off`
   - `eye-off`
   - `feather`
+  - `filter`
   - `hash`
   - `home`
   - `map-pin`

icons-manifest.json

@@ -7,6 +7,7 @@
   "search",
   "zoom-in",
   "zoom-out",
+  "filter",
   "mail",
   "scissors",
   "lock",

icons/filter.svg

+<svg xmlns="http://www.w3.org/2000/svg" width="24" height="24" viewBox="0 0 24 24" fill="none" stroke="#000" stroke-width="2" stroke-linecap="round" stroke-linejoin="round">
+  <polygon points="22 3 2 3 10 12.46 10 19 14 21 14 12.46 22 3"/>
+</svg>
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