Notebooks: Add Support for Cell Attachment Images (#14449)

* Add to interfaces

* Works E2E

* Consolidate interface

* Add comments, cleanup

* Add some tests

* Cleanup

* interface cleanup

* Add more tests

* Add comments

* Add type for cell attachment

* wip

src/sql/workbench/services/notebook/browser/outputs/factories.ts

@@ -4,6 +4,7 @@
 |----------------------------------------------------------------------------*/
 
 import * as widgets from 'sql/workbench/contrib/notebook/browser/outputs/widgets';
+import { ImageMimeTypes } from 'sql/workbench/services/notebook/common/contracts';
 import { IRenderMime } from './renderMimeInterfaces';
 
 /**
@@ -21,7 +22,7 @@ export const htmlRendererFactory: IRenderMime.IRendererFactory = {
  */
 export const imageRendererFactory: IRenderMime.IRendererFactory = {
 	safe: true,
-	mimeTypes: ['image/bmp', 'image/png', 'image/jpeg', 'image/gif'],
+	mimeTypes: ImageMimeTypes,
 	defaultRank: 90,
 	createRenderer: options => new widgets.RenderedImage(options)
 };