v0.25.0

What's Changed

• File input info by @DmitryRomanov in #604
• add helm-chart with samples by @DmitryRomanov in #603
• auth with client cert in kafka plugin by @DmitryRomanov in #607
• Improve splunk output errors by @kirillov6 in #608
• Add json_extract plugin by @kirillov6 in #590

Full Changelog: v0.24.0...v0.25.0