fix: remove undefined js_xml_http_request_client call and add footer e2e test

Author: mariuz

tests/e2e/example.spec.js

@@ -16,3 +16,9 @@ test('login form is visible', async ({ page }) => {
     await expect(page.getByLabel('Password')).toBeVisible();
     await expect(page.getByRole('button', { name: 'Login' })).toBeVisible();
 });
+
+test('footer is visible', async ({ page }) => {
+    await page.goto('/');
+    await expect(page.locator('footer.footer')).toBeVisible();
+    await expect(page.locator('footer.footer').getByRole('link', { name: 'FirebirdWebAdmin' })).toBeVisible();
+});

views/footer.php

@@ -121,7 +121,6 @@ class="col-sm-4 control-label"><?php echo $usr_strings['AskDel']; ?></label>
 
 <script src="./js/miscellaneous.js" type="text/javascript"></script>
 <?php echo js_global_variables()
-. js_xml_http_request_client()
 . js_request_close_panel()
 . $js_stack;
 ?>