Benjin/delete (#11054)

* Adding delete to package.json

* checkpoint

* Delete file working

* Working for nested folders

* Added file/folder deletion test

* addressing feedback

* Swapping QuickPick for modal

* Adding Exclude functionality

* reverting change to package.json

extensions/sql-database-projects/src/models/tree/baseTreeItem.ts

@@ -22,6 +22,10 @@ export abstract class BaseProjectTreeItem {
 
 	abstract get treeItem(): vscode.TreeItem;
 
+	public get friendlyName(): string {
+		return path.parse(this.uri.path).base;
+	}
+
 	public get root() {
 		let node: BaseProjectTreeItem = this;