chore: add test for binding event reactive context

Author: trueadm

packages/svelte/tests/runtime-runes/samples/effect-tracking-binding-set/_config.js

@@ -0,0 +1,11 @@
+import { test } from '../../test';
+
+export default test({
+	test({ target, assert, logs }) {
+		const input = /** @type {HTMLInputElement} */ (target.querySelector('input'));
+		input.value = 'everybody';
+		input.dispatchEvent(new window.Event('input'));
+
+		assert.deepEqual(logs, [false]);
+	}
+});

packages/svelte/tests/runtime-runes/samples/effect-tracking-binding-set/main.svelte

@@ -0,0 +1,17 @@
+<script>
+	let bar = $state('');
+
+	const foo = {
+		set bar(v) {
+
+			console.log($effect.tracking());
+
+			bar = v;
+		},
+		get bar() {
+			return bar;
+		}
+	}
+</script>
+
+<input type="text" bind:value={foo.bar}>