More add database reference dialog UI (#12066)

* add suppress missing dependencies checkbox

* add example usage

* set font-styles

* Fix typo

* allow example usage to be selectable

* don't localize example usage

* move example usage strings to a new section

extensions/sql-database-projects/src/models/IDatabaseReferenceSettings.ts

@@ -8,6 +8,7 @@ import { Uri } from 'vscode';
 
 export interface IDatabaseReferenceSettings {
 	databaseName?: string;
+	suppressMissingDependenciesErrors: boolean;
 }
 
 export interface ISystemDatabaseReferenceSettings extends IDatabaseReferenceSettings {