🐛(communes) add missing user creation in domain provisioning

Add user in Dimail for automatically provisioned domains.

src/frontend/apps/e2e/__tests__/app-desk/domain-provisioning.spec.ts

@@ -8,7 +8,9 @@ test.beforeEach(async ({ page, browserName }) => {
 });
 
 test.describe('When a commune, domain is created on first login via ProConnect', () => {
-  test('it checks the domain has been created', async ({ page }) => {
+  test('it checks the domain has been created and is operational', async ({
+    page,
+  }) => {
     const header = page.locator('header').first();
     await expect(header.getByAltText('Marianne Logo')).toBeVisible();