Add git clone for project to Open Existing dialog (#15244)

* expose git clone api

* add git clone option for projects in open existing dialog

* add sql carbon edits

* cleanup and error handling

* fix telemetry property

* addressing comments

* add gitignore

* copy git.d.ts from git extension

* remove copy of git.d.ts from data-workspace extension

* use single quotes

* Remove git copy from git clone PR (#15286)

* Remove copy git typings

* Remove gitignore

* update error messages

* lowercase

Co-authored-by: Charles Gagnon <chgagnon@microsoft.com>

extensions/data-workspace/src/common/interfaces.ts

@@ -81,6 +81,14 @@ export interface IWorkspaceService {
 	 */
 	createProject(name: string, location: vscode.Uri, projectTypeId: string, workspaceFile?: vscode.Uri): Promise<vscode.Uri>;
 
+	/**
+	 * Clones git repository and adds projects to workspace
+	 * @param url The url to clone from
+	 * @param localClonePath local path to clone repository to
+	 * @param workspaceFile workspace file to add the projects to
+	 */
+	gitCloneProject(url: string, localClonePath: string, workspaceFile: vscode.Uri): Promise<void>;
+
 	readonly isProjectProviderAvailable: boolean;
 
 	/**