Feature:during account initialization, set the interface language to be consistent with the display language(#27029) (#27042)

Co-authored-by: gemini-code-assist[bot] <176961590+gemini-code-assist[bot]@users.noreply.github.com>
Co-authored-by: autofix-ci[bot] <114827586+autofix-ci[bot]@users.noreply.github.com>
Co-authored-by: crazywoola <100913391+crazywoola@users.noreply.github.com>

api/tests/integration_tests/conftest.py

@@ -58,6 +58,7 @@ def setup_account(request) -> Generator[Account, None, None]:
             name=name,
             password=secrets.token_hex(16),
             ip_address="localhost",
+            language="en-US",
         )
 
     with _CACHED_APP.test_request_context():