use bls instead of blst to fix opbnb bls cgo issue

go.mod

@@ -163,6 +163,7 @@ require (
 	github.com/hashicorp/go-multierror v1.1.1 // indirect
 	github.com/hashicorp/go-version v1.6.0 // indirect
 	github.com/hashicorp/hcl v1.0.0 // indirect
+	github.com/herumi/bls-eth-go-binary v0.0.0-20210917013441-d37c07cfda4e // indirect
 	github.com/hexops/gotextdiff v1.0.3 // indirect
 	github.com/imdario/mergo v0.3.13 // indirect
 	github.com/inconshreveable/mousetrap v1.0.1 // indirect

go.sum

@@ -730,6 +730,7 @@ github.com/hashicorp/mdns v1.0.0/go.mod h1:tL+uN++7HEJ6SQLQ2/p+z2pH24WQKWjBPkE0m
 github.com/hashicorp/memberlist v0.1.3/go.mod h1:ajVTdAv/9Im8oMAAj5G31PhhMCZJV2pPBoIllUwCN7I=
 github.com/hashicorp/serf v0.8.2/go.mod h1:6hOLApaqBFA1NXqRQAsxw9QxuDEvNxSQRwA/JwenrHc=
 github.com/herumi/bls-eth-go-binary v0.0.0-20210130185500-57372fb27371/go.mod h1:luAnRm3OsMQeokhGzpYmc0ZKwawY7o87PUEP11Z7r7U=
+github.com/herumi/bls-eth-go-binary v0.0.0-20210917013441-d37c07cfda4e h1:wCMygKUQhmcQAjlk2Gquzq6dLmyMv2kF+llRspoRgrk=
 github.com/herumi/bls-eth-go-binary v0.0.0-20210917013441-d37c07cfda4e/go.mod h1:luAnRm3OsMQeokhGzpYmc0ZKwawY7o87PUEP11Z7r7U=
 github.com/hexops/gotextdiff v1.0.3 h1:gitA9+qJrrTCsiCl7+kh75nPqQt1cx4ZkudSTLoUqJM=
 github.com/hexops/gotextdiff v1.0.3/go.mod h1:pSWU5MAI3yDq+fZBTazCSJysOMbxWL1BSow5/V2vxeg=

votepool/verifier.go

@@ -3,7 +3,7 @@ package votepool
 import (
 	"errors"
 
-	"github.com/prysmaticlabs/prysm/crypto/bls/blst"
+	"github.com/prysmaticlabs/prysm/crypto/bls"
 
 	"github.com/cometbft/cometbft/libs/sync"
 	"github.com/cometbft/cometbft/types"
@@ -86,11 +86,11 @@ func (b *BlsSignatureVerifier) Validate(vote *Vote) error {
 }
 
 func verifySignature(msg []byte, pubKey, sig []byte) bool {
-	blsPubKey, err := blst.PublicKeyFromBytes(pubKey)
+	blsPubKey, err := bls.PublicKeyFromBytes(pubKey)
 	if err != nil {
 		return false
 	}
-	signature, err := blst.SignatureFromBytes(sig)
+	signature, err := bls.SignatureFromBytes(sig)
 	if err != nil {
 		return false
 	}