feat: Redis Semantic Stability

[hannahramadan]

Semantic Conventions for Redis

Changes:

• db.system → db.system.name
• net.peer.name → server.address
• net.peer.port → server.port
• db.redis.database_index → db.namespace
• db.statement → db.query.text

Removed:

• peer.service

Added:

• db.operation.name
• db.operation.batch.size
• error.type
• db.response.status_code