adjust test (yes, this is _technically_ breaking)

Author: Rich-Harris

packages/svelte/tests/runtime-runes/samples/bind-this-no-state/_config.js

@@ -26,18 +26,22 @@ export default test({
 
 		await btn1?.click();
 		await tick();
+		await tick();
 		assert.htmlEqual(target.innerHTML, get_html(1));
 
 		await btn2?.click();
 		await tick();
+		await tick();
 		assert.htmlEqual(target.innerHTML, get_html(2));
 
 		await btn1?.click();
 		await tick();
+		await tick();
 		assert.htmlEqual(target.innerHTML, get_html(1));
 
 		await btn3?.click();
 		await tick();
+		await tick();
 		assert.htmlEqual(target.innerHTML, get_html(3));
 	}
 });