integrate with contextkeyservice (#804)

* commting .d.ts changes

* added serverinfo to .d.ts

* maybe its working?

* works

* updated contrib

* remove unnecessary code

* fix compile errors

* change back sqlops engine for merge

src/sql/platform/dashboard/common/dashboardRegistry.ts

@@ -27,6 +27,7 @@ export interface IDashboardTab {
 	container?: object;
 	provider?: string | string[];
 	edition?: number | number[];
+	when?: string;
 	alwaysShow?: boolean;
 }