feat(statement-distribution) handle NetworkBridgeUpdate signal

[kishansagathiya]

Issue summary

This signal comes from network bridge with informations about peers connected, peers disconnected, grid topology update, new message from a peer and other messages.

• Implement handle_network_update https://github.com/paritytech/polkadot-sdk/blob/74ec1ee226ace087748f38dfeffc869cd5534ac8/polkadot/node/network/statement-distribution/src/v2/mod.rs#L428C21-L428C42

Support Network Bridge Events (v2)

• PeerConnected
• PeerDisconnected
• NewGossipTopology -> need a closer look in the issue Compute session topology ahead-of-time paritytech/polkadot-sdk#761
• PeerMessage
  • handle_incoming_statement https://github.com/paritytech/polkadot-sdk/blob/74ec1ee226ace087748f38dfeffc869cd5534ac8/polkadot/node/network/statement-distribution/src/v2/mod.rs#L1549 -> separated PR
  • handle_incoming_manifest_common https://github.com/paritytech/polkadot-sdk/blob/74ec1ee226ace087748f38dfeffc869cd5534ac8/polkadot/node/network/statement-distribution/src/v2/mod.rs#L2339 -> separated PR
  • handle_incoming_acknowledgement https://github.com/paritytech/polkadot-sdk/blob/74ec1ee226ace087748f38dfeffc869cd5534ac8/polkadot/node/network/statement-distribution/src/v2/mod.rs#L2726 -> separated PR
• PeerViewChange
• UpdatedAuthorityIds

Other information and links

• https://github.com/paritytech/polkadot-sdk/blob/aaf0443591b134a0da217d575161872796e75059/polkadot/node/network/statement-distribution/src/lib.rs#L377