chore(deps): bump golang.org/x/crypto from 0.20.0 to 0.21.0

Bumps [golang.org/x/crypto](https://github.com/golang/crypto) from 0.20.0 to 0.21.0.
- [Commits](golang/crypto@v0.20.0...v0.21.0)

---
updated-dependencies:
- dependency-name: golang.org/x/crypto
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

Signed-off-by: dependabot[bot] <support@github.com>

go.mod

@@ -6,11 +6,11 @@ require (
 	github.com/fxamacker/cbor/v2 v2.6.0
 	github.com/jinzhu/copier v0.4.0
 	github.com/utxorpc/go-codegen v0.4.0
-	golang.org/x/crypto v0.20.0
+	golang.org/x/crypto v0.21.0
 )
 
 require (
 	github.com/x448/float16 v0.8.4 // indirect
-	golang.org/x/sys v0.17.0 // indirect
+	golang.org/x/sys v0.18.0 // indirect
 	google.golang.org/protobuf v1.32.0 // indirect
 )

go.sum

@@ -7,10 +7,10 @@ github.com/utxorpc/go-codegen v0.4.0 h1:9YzCURt5Jrnwii8VmQYeKH6K/wYXMQx+DmdjzieS
 github.com/utxorpc/go-codegen v0.4.0/go.mod h1:rFk8LI55uFqnwftPYTTklTKB8Lhwh4K+ltb2BtrFe3g=
 github.com/x448/float16 v0.8.4 h1:qLwI1I70+NjRFUR3zs1JPUCgaCXSh3SW62uAKT1mSBM=
 github.com/x448/float16 v0.8.4/go.mod h1:14CWIYCyZA/cWjXOioeEpHeN/83MdbZDRQHoFcYsOfg=
-golang.org/x/crypto v0.20.0 h1:jmAMJJZXr5KiCw05dfYK9QnqaqKLYXijU23lsEdcQqg=
-golang.org/x/crypto v0.20.0/go.mod h1:Xwo95rrVNIoSMx9wa1JroENMToLWn3RNVrTBpLHgZPQ=
-golang.org/x/sys v0.17.0 h1:25cE3gD+tdBA7lp7QfhuV+rJiE9YXTcS3VG1SqssI/Y=
-golang.org/x/sys v0.17.0/go.mod h1:/VUhepiaJMQUp4+oa/7Zr1D23ma6VTLIYjOOTFZPUcA=
+golang.org/x/crypto v0.21.0 h1:X31++rzVUdKhX5sWmSOFZxx8UW/ldWx55cbf08iNAMA=
+golang.org/x/crypto v0.21.0/go.mod h1:0BP7YvVV9gBbVKyeTG0Gyn+gZm94bibOW5BjDEYAOMs=
+golang.org/x/sys v0.18.0 h1:DBdB3niSjOA/O0blCZBqDefyWNYveAYMNF1Wum0DYQ4=
+golang.org/x/sys v0.18.0/go.mod h1:/VUhepiaJMQUp4+oa/7Zr1D23ma6VTLIYjOOTFZPUcA=
 golang.org/x/xerrors v0.0.0-20191204190536-9bdfabe68543 h1:E7g+9GITq07hpfrRu66IVDexMakfv52eLZ2CXBWiKr4=
 google.golang.org/protobuf v1.32.0 h1:pPC6BG5ex8PDFnkbrGU3EixyhKcQ2aDuBS36lqK/C7I=
 google.golang.org/protobuf v1.32.0/go.mod h1:c6P6GXX6sHbq/GpV6MGZEdwhWPcYBgnhAHhKbcUYpos=