[#629] go.mod/grpc: Bump version

- github.com/google/uuid v1.1.1 => v1.1.2
- google.golang.org/grpc v1.29.1 => v1.38.0

Signed-off-by: Pavel Karpy <carpawell@nspcc.ru>

go.mod

@@ -4,7 +4,7 @@ go 1.14
 
 require (
 	github.com/golang/protobuf v1.5.2
-	github.com/google/uuid v1.1.1
+	github.com/google/uuid v1.2.0
 	github.com/hashicorp/golang-lru v0.5.4
 	github.com/klauspost/compress v1.11.3
 	github.com/mitchellh/go-homedir v1.1.0
@@ -31,7 +31,7 @@ require (
 	golang.org/x/lint v0.0.0-20191125180803-fdd1cda4f05f // indirect
 	golang.org/x/net v0.0.0-20191105084925-a882066a44e0 // indirect
 	golang.org/x/tools v0.0.0-20200123022218-593de606220b // indirect
-	google.golang.org/grpc v1.29.1
+	google.golang.org/grpc v1.38.0
 	google.golang.org/protobuf v1.26.0
 )