Release notes for version 0.9.8

Release date: 01 May 2025

Update note 1: The default .Values.server.persistentVolume.size was increased from 3Gi to 10Gi, manual resizing may be needed if the underlying storage class doesn't support volume expansion.

• Enable Persistent Volume Claim for VictoriaLogs by default to prevent data loss during restarts.
• Bumped VictoriaLogs version to v1.21.0.