fix: Add Uri mock to vscode mock in autoImportSettings tests

The tests were failing because the vscode mock was missing the Uri.file method
that is used by the autoImportSettings implementation. Added a proper mock
for vscode.Uri.file that returns an object with fsPath property.

Author: daniel-lxs

src/utils/__tests__/autoImportSettings.spec.ts

@@ -9,6 +9,9 @@ vi.mock("vscode", () => ({
 		showInformationMessage: vi.fn(),
 		showWarningMessage: vi.fn(),
 	},
+	Uri: {
+		file: vi.fn((path: string) => ({ fsPath: path })),
+	},
 }))
 
 vi.mock("fs/promises", () => ({