[VOL-4290] Voltha go library updates for gRPC migration

Change-Id: I1aa2774beb6b7ed7419bc45aeb53fcae8a8ecda0
diff --git a/pkg/db/backend.go b/pkg/db/backend.go
index 431970d..2e57a27 100644
--- a/pkg/db/backend.go
+++ b/pkg/db/backend.go
@@ -23,8 +23,8 @@
 	"sync"
 	"time"
 
-	"github.com/opencord/voltha-lib-go/v6/pkg/db/kvstore"
-	"github.com/opencord/voltha-lib-go/v6/pkg/log"
+	"github.com/opencord/voltha-lib-go/v7/pkg/db/kvstore"
+	"github.com/opencord/voltha-lib-go/v7/pkg/log"
 	"google.golang.org/grpc/codes"
 	"google.golang.org/grpc/status"
 )
diff --git a/pkg/db/backend_test.go b/pkg/db/backend_test.go
index 90f38ab..9cbef54 100644
--- a/pkg/db/backend_test.go
+++ b/pkg/db/backend_test.go
@@ -23,7 +23,7 @@
 	"testing"
 	"time"
 
-	mocks "github.com/opencord/voltha-lib-go/v6/pkg/mocks/etcd"
+	mocks "github.com/opencord/voltha-lib-go/v7/pkg/mocks/etcd"
 	"github.com/phayes/freeport"
 	"github.com/stretchr/testify/assert"
 	"google.golang.org/grpc/codes"
diff --git a/pkg/db/common.go b/pkg/db/common.go
index 422740b..d8a0571 100644
--- a/pkg/db/common.go
+++ b/pkg/db/common.go
@@ -16,7 +16,7 @@
 package db
 
 import (
-	"github.com/opencord/voltha-lib-go/v6/pkg/log"
+	"github.com/opencord/voltha-lib-go/v7/pkg/log"
 )
 
 var logger log.CLogger
diff --git a/pkg/db/kvstore/common.go b/pkg/db/kvstore/common.go
index a0edae1..8ac2a4a 100644
--- a/pkg/db/kvstore/common.go
+++ b/pkg/db/kvstore/common.go
@@ -16,7 +16,7 @@
 package kvstore
 
 import (
-	"github.com/opencord/voltha-lib-go/v6/pkg/log"
+	"github.com/opencord/voltha-lib-go/v7/pkg/log"
 )
 
 var logger log.CLogger
diff --git a/pkg/db/kvstore/etcdclient.go b/pkg/db/kvstore/etcdclient.go
index 88b5b45..6ca5329 100644
--- a/pkg/db/kvstore/etcdclient.go
+++ b/pkg/db/kvstore/etcdclient.go
@@ -19,13 +19,14 @@
 	"context"
 	"errors"
 	"fmt"
-	"github.com/opencord/voltha-lib-go/v6/pkg/log"
-	v3Client "go.etcd.io/etcd/clientv3"
-	v3rpcTypes "go.etcd.io/etcd/etcdserver/api/v3rpc/rpctypes"
 	"os"
 	"strconv"
 	"sync"
 	"time"
+
+	"github.com/opencord/voltha-lib-go/v7/pkg/log"
+	v3Client "go.etcd.io/etcd/clientv3"
+	v3rpcTypes "go.etcd.io/etcd/etcdserver/api/v3rpc/rpctypes"
 )
 
 const (
diff --git a/pkg/db/kvstore/etcdpool.go b/pkg/db/kvstore/etcdpool.go
index 7ac2511..4d33c27 100644
--- a/pkg/db/kvstore/etcdpool.go
+++ b/pkg/db/kvstore/etcdpool.go
@@ -19,10 +19,11 @@
 	"container/list"
 	"context"
 	"errors"
-	"github.com/opencord/voltha-lib-go/v6/pkg/log"
-	"go.etcd.io/etcd/clientv3"
 	"sync"
 	"time"
+
+	"github.com/opencord/voltha-lib-go/v7/pkg/log"
+	"go.etcd.io/etcd/clientv3"
 )
 
 // EtcdClientAllocator represents a generic interface to allocate an Etcd Client
diff --git a/pkg/db/kvstore/etcdpool_test.go b/pkg/db/kvstore/etcdpool_test.go
index 3825290..1ff6e19 100644
--- a/pkg/db/kvstore/etcdpool_test.go
+++ b/pkg/db/kvstore/etcdpool_test.go
@@ -17,15 +17,16 @@
 
 import (
 	"context"
-	"github.com/opencord/voltha-lib-go/v6/pkg/log"
-	mocks "github.com/opencord/voltha-lib-go/v6/pkg/mocks/etcd"
-	"github.com/phayes/freeport"
-	"github.com/stretchr/testify/assert"
 	"os"
 	"strconv"
 	"sync"
 	"testing"
 	"time"
+
+	"github.com/opencord/voltha-lib-go/v7/pkg/log"
+	mocks "github.com/opencord/voltha-lib-go/v7/pkg/mocks/etcd"
+	"github.com/phayes/freeport"
+	"github.com/stretchr/testify/assert"
 )
 
 const (