Fixed admin tests

* Increased timeout.

* Wait for disconnect only if no admintest.

src/tests/frontend-new/admin-spec/adminsettings.spec.ts

@@ -55,5 +55,6 @@ test.describe('admin settings',()=> {
         const settings =  page.locator('.settings');
         await expect(settings).not.toBeEmpty();
         await page.waitForSelector('.menu')
+        await page.waitForTimeout(5000)
     });
 })

src/tests/frontend-new/admin-spec/adminupdateplugins.spec.ts

@@ -66,6 +66,7 @@ test.describe('Plugins page',  ()=> {
         await expect(installedPluginsRows).toHaveCount(1, {
             timeout: 15000
         })
+        await page.waitForTimeout(5000)
     })
 })