fix: typo

Author: Ehesp

docs/firestore-record-acknowledgments/utility-library.mdx

@@ -9,7 +9,7 @@ to help provide a typed API interface for easily constructing operations to send
 npm i --save @invertase/firestore-record-acknowledgements
 ```
 
-> To use this library, you must also have the [`firebase`](https://www.npmjs.com/package/firebase) package installed and initalized before any usage.
+> To use this library, you must also have the [`firebase`](https://www.npmjs.com/package/firebase) package installed and initialized before any usage.
 
 ## Usage