chore(workflows): add Nextcloud server version 34 to integration tests

Signed-off-by: Edward Ly <contact@edward.ly>

Author: edward-ly

.github/workflows/integration_test.yml

@@ -28,7 +28,7 @@ jobs:
       matrix:
         php-versions: [ '8.3' ]
         databases: [ 'sqlite' ]
-        server-versions: [ 'master', 'stable33', 'stable32', 'stable31' ]
+        server-versions: [ 'master', 'stable34', 'stable33', 'stable32', 'stable31' ]
 
     name: Integration test on ☁️${{ matrix.server-versions }} 🐘${{ matrix.php-versions }}