docs: translate useToggle (#8822)

docs/markdown/use-toggle.en-US.md

@@ -0,0 +1,64 @@
+# useToggle
+
+### Intro
+
+Used to switch between `true` and `false`.
+
+## Usage
+
+### Basic Usage
+
+```js
+import { useToggle } from '@vant/use';
+
+export default {
+  setup() {
+    const [state, toggle] = useToggle();
+
+    toggle(true);
+    console.log(state.value); // -> true
+
+    toggle(false);
+    console.log(state.value); // -> false
+
+    toggle();
+    console.log(state.value); // -> true
+  },
+};
+```
+
+### Default Value
+
+```js
+import { useToggle } from '@vant/use';
+
+export default {
+  setup() {
+    const [state, toggle] = useToggle(true);
+    console.log(state.value); // -> true
+  },
+};
+```
+
+## API
+
+### Type Declarations
+
+```ts
+function useToggle(
+  defaultValue: boolean
+): [Ref<boolean>, (newValue: boolean) => void];
+```
+
+### Params
+
+| Name         | Description   | Type      | Default Value |
+| ------------ | ------------- | --------- | ------------- |
+| defaultValue | Default value | _boolean_ | `false`       |
+
+### Return Value
+
+| Name   | Description              | Type                           |
+| ------ | ------------------------ | ------------------------------ |
+| state  | State                    | _Ref\<boolean>_                |
+| toggle | Function to switch state | _(newValue?: boolean) => void_ |

docs/markdown/vant-use-intro.en-US.md

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+# Composables
+
+### Intro
+
+Vant provide some built-in composition APIs, you can directly use these APIs for development.
+
+### Demo
+
+```js
+import { useWindowSize } from '@vant/use';
+
+const { width, height } = useWindowSize();
+
+console.log(width.value); // -> window width
+console.log(height.value); // -> window height
+```
+
+### API List
+
+| Name | Description |
+| --- | --- |
+| [useCountDown](#/en-US/use-count-down) | Used to manage the countdown |
+| [useToggle](#/en-US/use-toggle) | Used to switch between `true` and `false` |