Update .gitignore and CHANGELOG for Releem 1.23.0 release

[drupaladmin]

Releem 1.23.0, 2026-03-31 (What's New At Releem | March 2026)

• Added optimization for custom SQL queries.
• Added WHMCS integration for hosting providers.
• Added WHM/cPanel integration.
• Added support for AWS Aurora Serverless. Closes Add support for RDS Aurora serverless #477
• Released API for hosting partners.
• Added deadlock export to CSV. Closes Feature Request: Deadlocks Export #503
• Fixed a performance issue with collecting data from table_io_waits_summary_by_index_usage. Closes problem on my server hundrend of Releem services cpu 100% see attachment SOS help #500
• Fixed issues with emails sent from cron. Closes I'm getting 6 emails per day (one per server) with just that single line. #504
• Fixed issue with empty partitions. Closes ERROR: 2026/02/11 07:21:33 os.go:154: The system cannot find the path specified. #495
• Fixed dependencies download during uninstallation. Closes Uninstall script tries to download dependencies #466
• Fixed duplicate index check not considering foreign keys. Closes Duplicate index doesn't check Foreign Keys #478
• Fixed Releem not optimizing queries that start with "(" instead of SELECT. Closes Releem doesn't optimize queries that started from "(" instead of select. #427
• Fixed setting a task for apply when the agent is disconnected. Closes Setting a task for apply when the agent is disconnected #311