multi: remove litecoin references and comments

chanrestore.go

@@ -227,8 +227,8 @@ func (c *chanDBRestorer) RestoreChansFromSingles(backups ...chanbackup.Single) e
 
 		default:
 			// Worst case: We have no height hint and start at
-			// block 1. Should only happen for SCBs in regtest,
+			// block 1. Should only happen for SCBs in regtest
-			// simnet and litecoin.
+			// and simnet.
 			firstChanHeight = 1
 		}
 	}

routing/router.go

@@ -78,7 +78,7 @@ const (
 	// invoices. This allows LND nodes to freely update the minimum without
 	// creating incompatibilities during the upgrade process. For some time
 	// LND has used an explicit default final CLTV delta of 40 blocks for
-	// bitcoin (160 for litecoin), though we now clamp the lower end of this
+	// bitcoin, though we now clamp the lower end of this
 	// range for user-chosen deltas to 18 blocks to be conservative.
 	MinCLTVDelta = 18
 

server.go

@@ -1316,8 +1316,6 @@ func newServer(cfg *Config, listenAddrs []net.Addr,
 			// in the case this gets re-orged out, and
 			// we will require more confirmations before
 			// we consider it open.
-			// TODO(halseth): Use Litecoin params in case
-			// of LTC channels.
 
 			// In case the user has explicitly specified
 			// a default value for the number of
@@ -1357,7 +1355,6 @@ func newServer(cfg *Config, listenAddrs []net.Addr,
 			// close) linearly from minRemoteDelay blocks
 			// for small channels, to maxRemoteDelay blocks
 			// for channels of size MaxFundingAmount.
-			// TODO(halseth): Litecoin parameter for LTC.
 
 			// In case the user has explicitly specified
 			// a default value for the remote delay, we