docs: Remove screenshots of Studio since an example is linked (#843)

Author: mabuyo

docs/source/code-generation/downloading-schema.mdx

@@ -14,9 +14,7 @@ Apollo Studio is a cloud platform that helps you build, validate, and secure you
 
 In the SDL view of the Schema tab of Apollo Studio there is a drop-down menu where you can download the linked schema in SDL or JSON format.
 
-Below is a screenshot showing the [StarWars GraphQL API](https://studio.apollographql.com/public/star-wars-swapi/home?variant=current) in an Apollo Studio [public example](https://studio.apollographql.com/public/star-wars-swapi/schema/sdl?variant=current). On the right-hand side you can see the drop-down allowing downloads of both formats.
-
-<img class="screenshot" src="../screenshot/studio-starwarsapi-download.png" alt="Where to download a schema from Apollo Studio" />
+You can visit this [public example](https://studio.apollographql.com/public/star-wars-swapi/schema/sdl?variant=current) of Apollo Studio for a [StarWars GraphQL API](https://studio.apollographql.com/public/star-wars-swapi/home?variant=current). On the right-hand side, you can see the drop-down allowing downloads of both formats.
 
 Please see the [documentation](https://www.apollographql.com/docs/studio/) for further details on how to use Apollo Studio.
 

docs/source/screenshot/studio-starwarsapi-download.png

@@ -19,8 +19,6 @@ cd ios-code-gen-example
 
 We'll use the [StarWars GraphQL API](https://studio.apollographql.com/public/star-wars-swapi/home?variant=current) for this example. You can check this schema out using [Apollo Studio](https://studio.apollographql.com/public/star-wars-swapi/schema/sdl?variant=current).
 
-<img class="screenshot" src="../screenshot/studio-starwarsapi-download.png" alt="Where to download a schema from Apollo Studio" />
-
 On the right-hand side in Apollo Studio find the drop-down to download the schema, shown in the above screenshot. Apollo Studio supports both `JSON` or `Raw` formats. For this tutorial select `Raw` which downloads the GraphQL schema in the Schema Definition Language (SDL) format.
 
 Clicking `Raw` will download a file named `[email protected]`.