Timeout doesn't work for RouterCallImpl

[nurzhan-saktaganov]

Original: KaymeKaydex/go-vshard-router#74

Since we don't set a timeout for Tarantool.NewCallRequest using context.WithTimeout, a timeout for RouterCallImpl doesn't apply.

Also, we should inspect other functions for this bug.

UPD 19.12.2024: Timeout for RouterCallImpl will be fixed by KaymeKaydex/go-vshard-router#111

Check (add autotest), fix or add comment about how timeout works for these methods:

api.go
    - RouterCallImpl
    - RouterMapCallRWImpl
discovery.go
    - BucketDiscovery(aliases RouterRoute, BucketResolve)
    - DiscoveryAllBuckets
replicaset.go
    - BucketStat
    - ReplicaCall
    - CallAsync
    - BucketsCount
    - BucketForceCreate
sugar.go
    - Do
topology.go
    - AddInstance
    - AddReplicaset
    - RemoveReplicaset
vshard.go
    - NewRouter
    - ClusterBootstrap