fix(e2e): accept both numerals formats across Keycloak versions

Author: kidager

tests/e2e/specs/i18n-plurals.spec.ts

@@ -122,14 +122,14 @@ test.describe('Internationalization - Plural Forms', () => {
     expect(label).toContain('dni');
   });
 
-  test('Arabic shows "٣ أيام" (few form for 3-10)', async ({ page }) => {
+  test('Arabic shows "3 أيام" (few form for 3-10)', async ({ page }) => {
     const otpForm = await navigateToOtpFormWithLocale(page, 'ar');
     await otpForm.expectTrustDeviceCheckboxVisible();
 
     const label = await otpForm.getTrustDeviceLabel();
     // Arabic: 3 uses "few" form -> "أيام" (for 3-10)
-    // Arabic locale uses Arabic-Indic numerals (٣ instead of 3)
-    expect(label).toContain('٣');
+    // Note: Some Keycloak versions use Arabic-Indic numerals (٣), others use Western (3)
+    expect(label).toMatch(/[3٣]/);
     expect(label).toContain('أيام'); // few form (3-10)
   });
 });