gitlab 修改配置报500
版本：v16.4.1-jh
修改配置后，点击报错，会报500
log
`ActiveRecord::StatementInvalid (PG::ConnectionBad: PQconsumeInput() FATAL: terminating connection due to idle-in-transaction timeout server closed the connection unexpectedly This probably means the server terminated abnormally before or while processing the request. ):
lib/gitlab/database/load_balancing/connection_proxy.rb:127:in public_send' lib/gitlab/database/load_balancing/connection_proxy.rb:127:in block in write_using_load_balancer'
lib/gitlab/database/load_balancing/load_balancer.rb:133:in block in read_write' lib/gitlab/database/load_balancing/load_balancer.rb:204:in retry_with_backoff'
lib/gitlab/database/load_balancing/load_balancer.rb:122:in read_write' lib/gitlab/database/load_balancing/connection_proxy.rb:126:in write_using_load_balancer'
lib/gitlab/database/load_balancing/connection_proxy.rb:78:in transaction' app/services/application_settings/update_service.rb:51:in update_settings'
app/services/application_settings/update_service.rb:12:in execute' ee/app/services/ee/application_settings/update_service.rb:25:in execute'
app/controllers/admin/application_settings_controller.rb:212:in perform_update' app/controllers/admin/application_settings_controller.rb:50:in block (2 levels) in class:ApplicationSettingsController'
ee/lib/gitlab/ip_address_state.rb:10:in with' ee/app/controllers/ee/application_controller.rb:45:in set_current_ip_address'
app/controllers/application_controller.rb:500:in set_current_admin' lib/gitlab/session.rb:11:in with_session'
app/controllers/application_controller.rb:491:in set_session_storage' lib/gitlab/i18n.rb:107:in with_locale'
lib/gitlab/i18n.rb:113:in with_user_locale' app/controllers/application_controller.rb:482:in set_locale'
app/controllers/application_controller.rb:475:in set_current_context' lib/gitlab/metrics/elasticsearch_rack_middleware.rb:16:in call'
lib/gitlab/middleware/memory_report.rb:13:in call' lib/gitlab/middleware/speedscope.rb:13:in call'
lib/gitlab/database/load_balancing/rack_middleware.rb:23:in call' lib/gitlab/middleware/rails_queue_duration.rb:33:in call'
lib/gitlab/etag_caching/middleware.rb:21:in call' lib/gitlab/metrics/rack_middleware.rb:16:in block in call'
lib/gitlab/metrics/web_transaction.rb:46:in run' lib/gitlab/metrics/rack_middleware.rb:16:in call'
lib/gitlab/jira/middleware.rb:19:in call' lib/gitlab/middleware/go.rb:20:in call'
lib/gitlab/middleware/query_analyzer.rb:11:in block in call' lib/gitlab/database/query_analyzer.rb:37:in within'
lib/gitlab/middleware/query_analyzer.rb:11:in call' lib/gitlab/middleware/multipart.rb:173:in call'
lib/gitlab/middleware/read_only/controller.rb:50:in call' lib/gitlab/middleware/read_only.rb:18:in call'
lib/gitlab/middleware/same_site_cookies.rb:27:in call' lib/gitlab/middleware/basic_health_check.rb:25:in call'
lib/gitlab/middleware/handle_malformed_strings.rb:21:in call' lib/gitlab/middleware/handle_ip_spoof_attack_error.rb:25:in call'
lib/gitlab/middleware/request_context.rb:15:in call' lib/gitlab/middleware/webhook_recursion_detection.rb:15:in call'
config/initializers/fix_local_cache_middleware.rb:11:in call' lib/gitlab/middleware/compressed_json.rb:44:in call'
lib/gitlab/middleware/rack_multipart_tempfile_factory.rb:19:in call' lib/gitlab/middleware/sidekiq_web_static.rb:20:in call'
lib/gitlab/metrics/requests_rack_middleware.rb:79:in call' lib/gitlab/middleware/release_env.rb:13:in call'`
