feat: add FeOffset filter (#2361)

# Summary

Continuation of #2316
Introducing new filter `FeOffset`.

## Test Plan

Example app -> Filters -> FeOffset

## Compatibility

| OS      | Implemented |
| ------- | :---------: |
| iOS     |    ✅     |
| Android |    ✅     |

## Checklist

- [x] I have tested this on a device and a simulator
- [x] I added documentation in `README.md`
- [x] I updated the typed files (typescript)

apps/examples/src/examples/Filters/FeOffset.tsx

@@ -0,0 +1,47 @@
+import React, {Component} from 'react';
+import {FeOffset, Filter, Rect, Svg} from 'react-native-svg';
+
+class ReferenceExample extends Component {
+  static title = 'Offset';
+  render() {
+    return (
+      <Svg width="200" height="200">
+        <Filter id="offset" width="180" height="180">
+          <FeOffset dx="50" dy="50" />
+        </Filter>
+
+        <Rect x="0" y="0" width="100" height="100" stroke="black" fill="red" />
+        <Rect x="0" y="0" width="50" height="50" stroke="black" fill="none" />
+        <Rect
+          x="0"
+          y="0"
+          width="100"
+          height="100"
+          stroke="black"
+          fill="blue"
+          filter="url(#offset)"
+        />
+      </Svg>
+    );
+  }
+}
+
+const icon = (
+  <Svg height="30" width="30" viewBox="0 0 20 20">
+    <Filter id="iconOffset">
+      <FeOffset dx="5" dy="5" />
+    </Filter>
+    <Rect x="0" y="0" width="15" height="15" fill="red" />
+    <Rect
+      x="0"
+      y="0"
+      width="15"
+      height="15"
+      fill="blue"
+      filter="url(#iconOffset)"
+    />
+  </Svg>
+);
+
+const samples = [ReferenceExample];
+export {icon, samples};

apps/examples/src/examples/Filters/examples.tsx

@@ -1,4 +1,5 @@
 import * as FeColorMatrix from './FeColorMatrix';
 import * as FeGaussianBlur from './FeGaussianBlur';
+import * as FeOffset from './FeOffset';
 import * as ReanimatedFeColorMatrix from './ReanimatedFeColorMatrix';
-export {FeColorMatrix, FeGaussianBlur, ReanimatedFeColorMatrix};
+export {FeColorMatrix, FeGaussianBlur, FeOffset, ReanimatedFeColorMatrix};