Grammar correction (#2941)

Author: craigdanj

src/content/guides/caching.md

@@ -20,7 +20,7 @@ T> The examples in this guide stem from [getting started](/guides/getting-starte
 
 So we're using webpack to bundle our modular application which yields a deployable `/dist` directory. Once the contents of `/dist` have been deployed to a server, clients (typically browsers) will hit that server to grab the site and its assets. The last step can be time consuming, which is why browsers use a technique called [caching](https://searchstorage.techtarget.com/definition/cache). This allows sites to load faster with less unnecessary network traffic, however it can also cause headaches when you need new code to be picked up.
 
-This guide focuses on the configuration needed to ensure files produced by webpack compilation can remain cached unless their contents has changed.
+This guide focuses on the configuration needed to ensure files produced by webpack compilation can remain cached unless their content has changed.
 
 
 ## Output Filenames