Rocksdb support fail to build

[Galadrin]

To support RocksDb backend, the binary need to be built with rocksdb tag

BUILD_TAGS=rocksdb make install

The build failt with the following error :

--> Ensure dependencies have not been modified
all modules verified
--> Installing...
CGO_ENABLED=0 go install -mod=readonly -tags "netgo ledger rocksdb" -ldflags '-X github.com/cosmos/cosmos-sdk/version.Name=umee -X github.com/cosmos/cosmos-sdk/version.AppName=umeed -X github.com/cosmos/cosmos-sdk/version.Version=v0.3.0 -X github.com/cosmos/cosmos-sdk/version.Commit=0ed4dba863878e0c10baf600bbb0b6ff46f7ed9a -X "github.com/cosmos/cosmos-sdk/version.BuildTags=netgo ledger rocksdb," -X github.com/tendermint/tendermint/version.TMCoreSemVer=v0.34.14' ./...
# github.com/tendermint/tm-db
../go/pkg/mod/github.com/tendermint/tm-db@v0.6.4/rocksdb.go:22:10: undefined: gorocksdb.DB
../go/pkg/mod/github.com/tendermint/tm-db@v0.6.4/rocksdb.go:23:10: undefined: gorocksdb.ReadOptions
../go/pkg/mod/github.com/tendermint/tm-db@v0.6.4/rocksdb.go:24:10: undefined: gorocksdb.WriteOptions
../go/pkg/mod/github.com/tendermint/tm-db@v0.6.4/rocksdb.go:25:10: undefined: gorocksdb.WriteOptions
../go/pkg/mod/github.com/tendermint/tm-db@v0.6.4/rocksdb.go:47:59: undefined: gorocksdb.Options
../go/pkg/mod/github.com/tendermint/tm-db@v0.6.4/rocksdb.go:141:26: undefined: gorocksdb.DB
../go/pkg/mod/github.com/tendermint/tm-db@v0.6.4/rocksdb_batch.go:9:9: undefined: gorocksdb.WriteBatch
../go/pkg/mod/github.com/tendermint/tm-db@v0.6.4/rocksdb_iterator.go:12:14: undefined: gorocksdb.Iterator
../go/pkg/mod/github.com/tendermint/tm-db@v0.6.4/rocksdb_iterator.go:20:33: undefined: gorocksdb.Iterator
../go/pkg/mod/github.com/tendermint/tm-db@v0.6.4/rocksdb_iterator.go:138:26: undefined: gorocksdb.Slice
../go/pkg/mod/github.com/tendermint/tm-db@v0.6.4/rocksdb_iterator.go:138:26: too many errors
make: *** [Makefile:75: install] Error 2