build(deps): bump google.golang.org/grpc from 1.56.0 to 1.56.2

Bumps [google.golang.org/grpc](https://github.com/grpc/grpc-go) from 1.56.0 to 1.56.2.
- [Release notes](https://github.com/grpc/grpc-go/releases)
- [Commits](grpc/grpc-go@v1.56.0...v1.56.2)

---
updated-dependencies:
- dependency-name: google.golang.org/grpc
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

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

go.mod

@@ -15,7 +15,7 @@ require (
 	github.com/spf13/cobra v1.7.0
 	github.com/spf13/pflag v1.0.5
 	github.com/stretchr/testify v1.8.4
-	google.golang.org/grpc v1.55.0
+	google.golang.org/grpc v1.56.2
 	google.golang.org/protobuf v1.30.0
 )
 
@@ -102,7 +102,6 @@ require (
 	github.com/spf13/viper v1.16.0 // indirect
 	github.com/subosito/gotenv v1.4.2 // indirect
 	github.com/syndtr/goleveldb v1.0.1-0.20220721030215-126854af5e6d // indirect
-	github.com/tecbot/gorocksdb v0.0.0-20191217155057-f0fad39f321c // indirect
 	github.com/tendermint/go-amino v0.16.0 // indirect
 	github.com/tidwall/btree v1.6.0 // indirect
 	github.com/zondax/hid v0.9.1 // indirect