[VOL-2876]

Update grpc-gateway to a version with improved generation of swagger docs
Bump the golang and alpine image patch versions

Change-Id: Id8c772dd782b29586615d585a4cf6c756da0098c
diff --git a/Makefile b/Makefile
index e639bf9..412df42 100644
--- a/Makefile
+++ b/Makefile
@@ -19,13 +19,13 @@
 VERSION                         ?= $(shell cat ./VERSION)
 GO_JUNIT_REPORT_VERSION         ?= "0.9.1"
 GOCOVER_COBERTURA_VERSION       ?= "v0.0.0-20180217150009-aaee18c8195c"
-GOLANG_VERSION                  ?= "1.13.8"
+GOLANG_VERSION                  ?= "1.13.9"
 GOLANGCI_LINT_VERSION           ?= "1.23.6"
 HADOLINT_VERSION                ?= "1.17.5"
 PROTOC_VERSION                  ?= "3.7.0"
 PROTOC_SHA256SUM                ?= "a1b8ed22d6dc53c5b8680a6f1760a305b33ef471bece482e92728f00ba2a2969"
 PROTOC_GEN_GO_VERSION           ?= "1.3.2"
-PROTOC_GEN_GRPC_GATEWAY_VERSION ?= "1.12.2"
+PROTOC_GEN_GRPC_GATEWAY_VERSION ?= "1.14.3"
 
 # Docker related
 DOCKER_LABEL_VCS_DIRTY     = false