Update february-2024.md

Author: xboxeer

articles/mysql/flexible-server/release-notes/february-2024.md

@@ -11,19 +11,19 @@ ms.topic: conceptual
 
 # Azure Database For MySQL Flexible Server February 2024 Maintenance
 
-We are pleased to announce the February 2024 maintenance for Azure Database for MySQL Flexible Server. This maintenance mainly focus on known issue fix and underlying OS upgrading and vulnerability patching
+We're pleased to announce the February 2024 maintenance for Azure Database for MySQL Flexible Server. This maintenance mainly focuses on known issue fix, underlying OS upgrading and vulnerability patching.
 
 ## Engine version changes
 There will be no engine version changes in this maintenance update.
 
 ## Features
-There will be no new features in this maintenance update
+There will be no new features in this maintenance update.
 
 ## Improvement
-There will be no new improvement in this maintenance update
+There will be no new improvement in this maintenance update.
 
 ## Known Issues Fix
-- Fix HA standby replication dead lock issue caused by slave_preserve_commit_order
+- Fix HA standby replication dead lock issue caused by slave_preserve_commit_order.
 - Fix promotion stuck issue when source server is unavailable or source region is down. Improve customer experience on replica promotion to better support disaster recovery.
-- Fix the default value of character_set_server & collation_server
-- Allow customer to start InnoDB buffer pool dump
+- Fix the default value of character_set_server & collation_server.
+- Allow customer to start InnoDB buffer pool dump.