changelog for add support for max-resource-size using max-content-length

CHANGELOG.md

@@ -10,6 +10,7 @@
 * Adjust: [logging] header/content debug log indended by space to be skipped by logwatch
 * Improve: remove unnecessary open+read for mtime+size cache
 * Extend: add selected XML query properties to request result log line for improved timing analysis incl. logwatch support
+* Add: support PROPFIND/max-resource-size by 80% of max_content_length option
 
 ## 3.5.9
 * Extend: [auth] add support for type http_remote_user