chore: fix linting issues exposed by fixing golangci-lint (#12895)

Co-authored-by: Marko <marbar3778@yahoo.com>
Co-authored-by: Julien Robert <julien@rbrt.fr>

server/rosetta/client_online.go

@@ -256,7 +256,8 @@ func (c *Client) TxOperationsAndSignersAccountIdentifiers(signed bool, txBytes [
 }
 
 // GetTx returns a transaction given its hash. For Rosetta we  make a synthetic transaction for BeginBlock
-//  and EndBlock to adhere to balance tracking rules.
+//
+//	and EndBlock to adhere to balance tracking rules.
 func (c *Client) GetTx(ctx context.Context, hash string) (*rosettatypes.Transaction, error) {
 	hashBytes, err := hex.DecodeString(hash)
 	if err != nil {

server/rosetta/converter.go

@@ -31,9 +31,9 @@ import (
 // Converter is a utility that can be used to convert
 // back and forth from rosetta to sdk and tendermint types
 // IMPORTANT NOTES:
-// - IT SHOULD BE USED ONLY TO DEAL WITH THINGS
-//   IN A STATELESS WAY! IT SHOULD NEVER INTERACT DIRECTLY
-//   WITH TENDERMINT RPC AND COSMOS GRPC
+//   - IT SHOULD BE USED ONLY TO DEAL WITH THINGS
+//     IN A STATELESS WAY! IT SHOULD NEVER INTERACT DIRECTLY
+//     WITH TENDERMINT RPC AND COSMOS GRPC
 //
 // - IT SHOULD RETURN cosmos rosetta gateway error types!
 type Converter interface {