CODE_COLOR: CODE_GREEN_TESTNET
RELEASE_VERSION: 2.0.0-rc.3
PROTOCOL_UPGRADE: FALSE
DATABASE_UPGRADE: FALSE
SECURITY_UPGRADE: FALSE
Fixes:
Enforce tracked_shards config option only for validators. Before the stateless validation protocol version, we enforce non-empty tracked_shards. After we enter the first epoch with stateless validation we enforce empty tracked_shards.