test: allow QuickAddEngine test instantiation

Author: chhoumann

src/engine/QuickAddEngine.test.ts

@@ -2,6 +2,10 @@ import { describe, expect, it } from "vitest";
 import { QuickAddEngine } from "./QuickAddEngine";
 
 class TestEngine extends QuickAddEngine {
+	public constructor() {
+		super({} as any);
+	}
+
 	public normalize(folderPath: string, fileName: string): string {
 		return this.normalizeMarkdownFilePath(folderPath, fileName);
 	}
@@ -10,7 +14,7 @@ class TestEngine extends QuickAddEngine {
 }
 
 describe("QuickAddEngine path normalization", () => {
-	const engine = new TestEngine({} as any);
+	const engine = new TestEngine();
 
 	it("strips leading slashes from folder and file", () => {
 		expect(engine.normalize("/daily", "/note")).toBe("daily/note.md");