Add styling and component column type to declarative table (#8476)

* Initial wip

* wip

* Working implementation

* Make widths a bit nicer and remove sqlops addition

* Add sqlops back in

* Fix timing issue with tables

* Undo change to sql.bat and remove loading component when done

src/sql/azdata.proposed.d.ts

@@ -87,6 +87,15 @@ declare module 'azdata' {
 		onDidClick: vscode.Event<any>;
 	}
 
+	export interface DeclarativeTableColumn {
+		headerCssStyles?: { [key: string]: string };
+		rowCssStyles?: { [key: string]: string };
+	}
+
+	export enum DeclarativeDataType {
+		component = 'component'
+	}
+
 	/*
 	 * Add optional azureAccount for connectionWidget.
 	 */