fix bad CHANGELOG merge

Signed-off-by: Mark Boyd <mark.boyd@gsa.gov>

Author: markdboyd

CHANGELOG.md

@@ -13,7 +13,6 @@ The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/),
 * Introduced permission validation support using query parameter without executing the request ([#5496](https://github.com/opensearch-project/security/pull/5496))
 * Add support for configuring auxiliary transports for SSL only ([#5375] (https://github.com/opensearch-project/security/pull/5375))
 * Introduced SPIFFE X.509 SVID support via SPIFFEPrincipalExtractor ([#5521](https://github.com/opensearch-project/security/pull/5521))
-* Introduces support for the Argon2 Password Hashing Algorithm ([#5441] (<https://github.com/opensearch-project/security/pull/5441>))
 
 ### Enhancements