test(badge): migrate to generators (#27290)

Issue number: N/A

---------

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## What is the current behavior?
<!-- Please describe the current behavior that you are modifying. -->

Badge uses legacy test format

## What is the new behavior?
<!-- Please describe the behavior or changes that are being added by
this PR. -->

- Badge uses generator format

## Does this introduce a breaking change?

- [ ] Yes
- [x] No

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and migration path for existing applications below. -->


## Other information

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screenshots of how the component looks before and after the change. -->

core/src/components/badge/test/basic/badge.e2e-legacy.ts

@@ -1,12 +0,0 @@
-import { expect } from '@playwright/test';
-import { test } from '@utils/test/playwright';
-
-test.describe('badge: rendering', () => {
-  test('should not have visual regressions', async ({ page }) => {
-    await page.goto('/src/components/badge/test/basic');
-
-    await page.setIonViewport();
-
-    await expect(page).toHaveScreenshot(`badge-basic-${page.getSnapshotSettings()}.png`);
-  });
-});

core/src/components/badge/test/basic/badge.e2e.ts

@@ -0,0 +1,14 @@
+import { expect } from '@playwright/test';
+import { configs, test } from '@utils/test/playwright';
+
+configs().forEach(({ config, screenshot, title }) => {
+  test.describe(title('badge: rendering'), () => {
+    test('should not have visual regressions', async ({ page }) => {
+      await page.goto('/src/components/badge/test/basic', config);
+
+      await page.setIonViewport();
+
+      await expect(page).toHaveScreenshot(screenshot(`badge-basic`));
+    });
+  });
+});