upgrade all dependencies

go.mod

@@ -5,20 +5,21 @@ go 1.13
 require (
 	github.com/HdrHistogram/hdrhistogram-go v1.1.1 // indirect
 	github.com/felixge/httpsnoop v1.0.1
-	github.com/golang/protobuf v1.4.2
-	github.com/grpc-ecosystem/go-grpc-middleware v1.2.0
+	github.com/golang/protobuf v1.5.0
+	github.com/grpc-ecosystem/go-grpc-middleware v1.3.0
 	github.com/grpc-ecosystem/go-grpc-prometheus v1.2.0
 	github.com/grpc-ecosystem/grpc-opentracing v0.0.0-20180507213350-8e809c8a8645
-	github.com/jessevdk/go-flags v1.4.0
-	github.com/opentracing-contrib/go-stdlib v0.0.0-20190519235532-cf7a6c988dc9
+	github.com/jessevdk/go-flags v1.5.0
+	github.com/opentracing-contrib/go-stdlib v1.0.0
 	github.com/opentracing/opentracing-go v1.2.0
 	github.com/povilasv/prommod v0.0.12
-	github.com/prometheus/client_golang v1.7.1
+	github.com/prometheus/client_golang v1.11.0
 	github.com/uber/jaeger-client-go v2.29.1+incompatible
 	github.com/uber/jaeger-lib v2.4.1+incompatible
-	go.uber.org/automaxprocs v1.3.0
-	go.uber.org/zap v1.15.0
-	golang.org/x/net v0.0.0-20190620200207-3b0461eec859
-	google.golang.org/grpc v1.30.0
-	google.golang.org/protobuf v1.23.0
+	go.uber.org/automaxprocs v1.4.0
+	go.uber.org/zap v1.19.1
+	golang.org/x/lint v0.0.0-20191125180803-fdd1cda4f05f // indirect
+	golang.org/x/net v0.0.0-20210917221730-978cfadd31cf
+	google.golang.org/grpc v1.40.0
+	google.golang.org/protobuf v1.27.1
 )