Fix typo (#8)

Author: dangrussell

docs/rules/prefer-async-pipe.md

@@ -1,11 +1,11 @@
 # Use container components and async pipe (`prefer-async-pipe`)
 
-This rule effects failures if explicit calls to `subscribe` are made within a component. Instead, use a child component to which a value is passed by using te async pipe in the parent component's template.
+This rule effects failures if explicit calls to `subscribe` are made within a component. Instead, use a child component to which a value is passed by using the async pipe in the parent component's template.
 
 ## Options
 
 This rule has no options.
 
 ## Further reading
 
-- [Connecting Components with Reactive Forms](https://ncjamieson.com/connecting-components-with-reactive-forms/)
+- [Connecting Components with Reactive Forms](https://ncjamieson.com/connecting-components-with-reactive-forms/)