AgensGraph v2.14.1

• Upgrade previous AgensGraph’ DB from PG13 to PG14
  • Performance: Faster concurrency, parallel queries, efficient indexes.
  • Data: Better JSON handling, new multi-range types.
  • Replication: Improved logical replication, better monitoring.
  • Other: Security updates, growing extensions.
• Upgrade PG 14 minor version until 14.6 with all bug fixes
• Remove CentOS support
• Update AgensGraph version string to reflect product name
• Improve README
• Clean build warnings