Fix spelling in CHANGELOG.md

Author: jbern0rd

CHANGELOG.md

@@ -17,7 +17,7 @@ All notable changes to this project will be documented in this file.
 - Upgrade to Gradle 8.2.1 with up-to-date plugins. (#545)
 - Fix log format in `LasService`. (#546)
 - Do not retry calls to fetch replicate from a scheduler, those calls are already scheduled. (#547)
-- Remove pdead code in `IexecHubService`. (#550)
+- Remove dead code in `IexecHubService`. (#550)
 ### Dependency Upgrades
 - Upgrade to `iexec-common` 8.2.1-NEXT-SNAPSHOT. (#538)
 - Remove `logstash-gelf` dependency. (#540)