Fix "it" -> "its" typo

This was missed in the 3.0.4 PR for this change, but caught in
the 3.1.1 and 3.2.0 versions.

Author: handrews

versions/3.0.4.md

@@ -1062,7 +1062,7 @@ Field Name | Type | Description
 
 ###### Fixed Fields and considerations for use with `content`
 
-For more complex scenarios, the [`content`](#parameterContent) property can define the media type and schema of the parameter, as well as give examples of it use.
+For more complex scenarios, the [`content`](#parameterContent) property can define the media type and schema of the parameter, as well as give examples of its use.
 
 Field Name | Type | Description
 ---|:---:|---