chore: use decred secp256k1 directly

core/services/signatures/secp256k1/curve.go

@@ -12,7 +12,7 @@ package secp256k1
 import (
 	"math/big"
 
-	secp256k1BTCD "github.com/btcsuite/btcd/btcec/v2"
+	secp256k1BTCD "github.com/decred/dcrd/dcrec/secp256k1/v4"
 
 	"go.dedis.ch/kyber/v3"
 )

core/services/signatures/secp256k1/scalar.go

@@ -19,7 +19,7 @@ import (
 	"io"
 	"math/big"
 
-	secp256k1BTCD "github.com/btcsuite/btcd/btcec/v2"
+	secp256k1BTCD "github.com/decred/dcrd/dcrec/secp256k1/v4"
 	"github.com/ethereum/go-ethereum/common"
 
 	"go.dedis.ch/kyber/v3"

go.mod

@@ -13,11 +13,11 @@ require (
 	github.com/XSAM/otelsql v0.27.0
 	github.com/andybalholm/brotli v1.1.1
 	github.com/avast/retry-go/v4 v4.6.0
-	github.com/btcsuite/btcd/btcec/v2 v2.3.4
 	github.com/cometbft/cometbft v0.37.5
 	github.com/cosmos/cosmos-sdk v0.47.11
 	github.com/danielkov/gin-helmet v0.0.0-20171108135313-1387e224435e
 	github.com/deckarep/golang-set/v2 v2.6.0
+	github.com/decred/dcrd/dcrec/secp256k1/v4 v4.3.0
 	github.com/dominikbraun/graph v0.23.0
 	github.com/esote/minmaxheap v1.0.0
 	github.com/ethereum/go-ethereum v1.14.11
@@ -157,6 +157,7 @@ require (
 	github.com/bgentry/speakeasy v0.1.1-0.20220910012023-760eaf8b6816 // indirect
 	github.com/bits-and-blooms/bitset v1.13.0 // indirect
 	github.com/blendle/zapdriver v1.3.1 // indirect
+	github.com/btcsuite/btcd/btcec/v2 v2.3.4 // indirect
 	github.com/buger/jsonparser v1.1.1 // indirect
 	github.com/bytecodealliance/wasmtime-go/v23 v23.0.0 // indirect
 	github.com/bytedance/sonic v1.11.6 // indirect
@@ -191,7 +192,6 @@ require (
 	github.com/crate-crypto/go-kzg-4844 v1.0.0 // indirect
 	github.com/danieljoos/wincred v1.1.2 // indirect
 	github.com/davecgh/go-spew v1.1.2-0.20180830191138-d8f796af33cc // indirect
-	github.com/decred/dcrd/dcrec/secp256k1/v4 v4.2.0 // indirect
 	github.com/dfuse-io/logging v0.0.0-20210109005628-b97a57253f70 // indirect
 	github.com/dgraph-io/badger/v2 v2.2007.4 // indirect
 	github.com/dgraph-io/ristretto v0.1.1 // indirect

go.sum

@@ -333,8 +333,8 @@ github.com/deckarep/golang-set/v2 v2.6.0 h1:XfcQbWM1LlMB8BsJ8N9vW5ehnnPVIw0je80N
 github.com/deckarep/golang-set/v2 v2.6.0/go.mod h1:VAky9rY/yGXJOLEDv3OMci+7wtDpOF4IN+y82NBOac4=
 github.com/decred/dcrd/crypto/blake256 v1.0.1 h1:7PltbUIQB7u/FfZ39+DGa/ShuMyJ5ilcvdfma9wOH6Y=
 github.com/decred/dcrd/crypto/blake256 v1.0.1/go.mod h1:2OfgNZ5wDpcsFmHmCK5gZTPcCXqlm2ArzUIkw9czNJo=
-github.com/decred/dcrd/dcrec/secp256k1/v4 v4.2.0 h1:8UrgZ3GkP4i/CLijOJx79Yu+etlyjdBU4sfcs2WYQMs=
-github.com/decred/dcrd/dcrec/secp256k1/v4 v4.2.0/go.mod h1:v57UDF4pDQJcEfFUCRop3lJL149eHGSe9Jvczhzjo/0=
+github.com/decred/dcrd/dcrec/secp256k1/v4 v4.3.0 h1:rpfIENRNNilwHwZeG5+P150SMrnNEcHYvcCuK6dPZSg=
+github.com/decred/dcrd/dcrec/secp256k1/v4 v4.3.0/go.mod h1:v57UDF4pDQJcEfFUCRop3lJL149eHGSe9Jvczhzjo/0=
 github.com/desertbit/timer v0.0.0-20180107155436-c41aec40b27f h1:U5y3Y5UE0w7amNe7Z5G/twsBW0KEalRQXZzf8ufSh9I=
 github.com/desertbit/timer v0.0.0-20180107155436-c41aec40b27f/go.mod h1:xH/i4TFMt8koVQZ6WFms69WAsDWr2XsYL3Hkl7jkoLE=
 github.com/dfuse-io/logging v0.0.0-20201110202154-26697de88c79/go.mod h1:V+ED4kT/t/lKtH99JQmKIb0v9WL3VaYkJ36CfHlVECI=