docs: Update number of concurrent connections for uWSGI (#13752)

Co-authored-by: tquema <[email protected]>

Author: NoaFayn

docs/content/en/open_source/installation/running-in-production.md

@@ -53,7 +53,7 @@ Media files for uploaded files, including threat models and risk acceptance, are
 ### uWSGI
 
 By default (except in `ptvsd` mode for debug purposes), uWSGI will
-handle 4 concurrent connections.
+handle 16 concurrent connections.
 
 Based on your resource settings, you can tweak: