[get started] Move images (#865)

Moves images per elastic/docs-builder#774 in
preparation for docs-assembler.

Author: colleenmcginnis

get-started/images/stack-components-diagram.svg

@@ -25,7 +25,7 @@ You have many options for deploying the {{stack}} to suit your needs. You can de
 To learn how to deploy {{es}}, {{kib}}, and supporting orchestration technologies, refer to [](/deploy-manage/index.md). To learn how to deploy additional ingest and consume components, refer to the documentation for the component.
 :::
 
-![Components of the Elastic Stack](../images/stack-components-diagram.svg)
+![Components of the Elastic Stack](/get-started/images/stack-components-diagram.svg)
 
 ### Ingest [_ingest]