fix(deps): update module cloud.google.com/go/datastore to v1.6.0

Author: renovate-bot

api-go/go.mod

@@ -3,17 +3,13 @@ module github.com/api7/contributor-graph/api
 go 1.15
 
 require (
-	cloud.google.com/go/datastore v1.5.0
+	cloud.google.com/go/datastore v1.6.0
 	cloud.google.com/go/storage v1.14.0
-	github.com/golang/protobuf v1.5.1 // indirect
 	github.com/google/go-cmp v0.5.6 // indirect
 	github.com/google/go-github/v33 v33.0.0
 	github.com/google/go-querystring v1.1.0 // indirect
 	github.com/schollz/progressbar/v3 v3.8.3
 	golang.org/x/crypto v0.0.0-20210817164053-32db794688a5 // indirect
-	golang.org/x/net v0.0.0-20210326220855-61e056675ecf // indirect
 	golang.org/x/oauth2 v0.0.0-20210819190943-2bc19b11175f
-	google.golang.org/api v0.41.0 // indirect
-	google.golang.org/genproto v0.0.0-20210309190941-1aeedc14537d // indirect
 	gopkg.in/yaml.v2 v2.4.0
 )