remove usage of the word Manifest

Author: nielslyngsoe

15/umbraco-cms/customizing/umbraco-package.md

@@ -4,11 +4,11 @@ description: An extension begins with a Umbraco Package
 
 # Umbraco Package
 
-A Package is declared via an Umbraco Package. This describes the Package and declares one or more UI Extensions. The Manifest is a JSON file that is stored in the `App_Plugins/{YourPackageName}` folder. The file is named `umbraco-package.json`.
+A Package is declared via an Umbraco Package. This describes the Package and declares one or more UI Extensions. The Package declaration is a JSON file that is stored in the `App_Plugins/{YourPackageName}` folder. The file is named `umbraco-package.json`.
 
-## Sample Manifest
+## Sample
 
-This is a sample manifest. It is always stored in a folder in `App_Plugins/{YourPackageName}`, with the name `umbraco-package.json`. In this example, the package name is `SirTrevor` and is a text box property Data Type.
+Here is a sample manifest. It should be stored in a folder in `App_Plugins/{YourPackageName}`, with the name `umbraco-package.json`. In this example, the package name is `SirTrevor` and is a text box property Data Type.
 
 {% hint style="info" %}
 Before Umbraco 14, the manifest was declared in a `package.manifest` file instead of `umbraco-package.json`. The old format is no longer supported, but you can migrate the contents to the new format.