Merge branch 'andrius/relay-upgrade-2' into 'main'

Support Relay upgrade on Songbird and Coston

See merge request flarenetwork/flare-system-client!47

client/finalizer/relay_utils.go

@@ -106,13 +106,21 @@ func (r *relayContractClient) FetchSigningPolicies(db finalizerDB, from, to int6
 
 	// If using new Songbird Relay, query the old one as well.
 	// Note: this won't have any effect on other networks as we currently have unique Relay addresses for each network.
-	if r.address == common.HexToAddress("0x0D462d2Fec11554D64F52D7c5A5C269d748037aD") {
+	if r.address == common.HexToAddress("0x67a916E175a2aF01369294739AA60dDdE1Fad189") {
 		logsOld, err := db.FetchLogsByAddressAndTopic0(common.HexToAddress("0xbA35e39D01A3f5710d1e43FC61dbb738B68641c4"), r.topic0SPI, from, to)
 		if err != nil {
 			return nil, err
 		}
 		allLogs = append(allLogs, logsOld...)
 	}
+	// If using new Coston Relay, query the old one as well.
+	if r.address == common.HexToAddress("0x92a6E1127262106611e1e129BB64B6D8654273F7") {
+		logsOld, err := db.FetchLogsByAddressAndTopic0(common.HexToAddress("0xA300E71257547e645CD7241987D3B75f2012E0E3"), r.topic0SPI, from, to)
+		if err != nil {
+			return nil, err
+		}
+		allLogs = append(allLogs, logsOld...)
+	}
 	// END TEMP CHANGE
 
 	logs, err := db.FetchLogsByAddressAndTopic0(r.address, r.topic0SPI, from, to)