Release notes:
This release mainly consists of various bug fixes and improvements.

Common:

• Add arm(aarch64) build pipeline for ubuntu20.04 binaries (#1304)

PostgreSQL:

• Add warning output on backup-fetch retries (#1325)
• Remove redundant check for --without-files-metadata flag (#1321)
• PostgreSQL 15 Support (#1319)
• Fix of deleting WAL-E backups (#1292)

MySQL/MariaDB:

• Fix a regression in MariaDB backup-push handler (#1313)
• Binlog cache fixes (#1281)

Greenplum:

• Optimize delete handler (#1300, #1302)
• Optimize storage listing queries during the backup push (#1312)
• Use AO files metadata instead of backup references (#1308)
• Refactor AO/AOCS storage metadata queries (#1280, #1278)

Storages:

• Azure authentication using the default credential chain (#1282)
• Update aws-sdk-go to v1.44.7 (#1262)
• Add check read/write to storage tools (#1275)