Fix nginx.conf identation

CHANGELOG.md

@@ -13,6 +13,7 @@ The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/),
 -   Ubuntu 24.04 LTS compatibility (some required php packages are not available yet) so not officially supported by WordOps
 -   New Nginx package with HTTP/3 QUIC support
 -   `wo stack install/remove --brotli` to enable/disable brotli compression
+-   `wo stack migrate --nginx` to upgrade Nginx configuration with HTTP/3 QUIC
 
 #### Changed
 
@@ -30,6 +31,7 @@ The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/),
 -   `wo site update site.tld --hsts` errors
 -   `wo site update site.tld --ngxblocker` errors
 -   Netdata install and upgrade
+-   22222 Backend not secure with valid SSL certificate
 
 #### Security
 
@@ -49,7 +51,6 @@ The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/),
 -   Fix WordOps server ip check in Nginx stack install
 -   Fix WordOps create new site duration
 
-
 ### v3.19.1 - 2023-12-03
 
 #### Fixed
@@ -279,7 +280,7 @@ The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/),
 
 #### Changed
 
-- Improved Nginx caching rules to cache requests with query strings related to analytics (utm_, fbclid)
+-   Improved Nginx caching rules to cache requests with query strings related to analytics (utm\_, fbclid)
 -   WordOps is installed inside a Python virtual environment in /opt/wo to isolate it from the system's Python libraries
 
 #### Fixed
@@ -730,7 +731,7 @@ The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/),
 #### Added
 
 -   Subdomains are automatically secured with an existant Wildcard LetsEncrypt SSL certificate.
-(If a wildcard certificate exist, WordOps will use this certificate for subdomains instead of issuing new certificates)
+    (If a wildcard certificate exist, WordOps will use this certificate for subdomains instead of issuing new certificates)
 -   MySQL & Redis stack to `wo stack remove/purge`
 
 #### Changed