update default go version to 1.16.5

Signed-off-by: Sebastiaan van Stijn <[email protected]>

Author: thaJeztah

common.mk

@@ -16,7 +16,7 @@ BUILDTIME=$(shell date -u -d "@$${SOURCE_DATE_EPOCH:-$$(date +%s)}" --rfc-3339 n
 CHOWN:=docker run --rm -v $(CURDIR):/v -w /v alpine chown
 DEFAULT_PRODUCT_LICENSE:=Community Engine
 DOCKER_GITCOMMIT:=abcdefg
-GO_VERSION:=1.13.15
+GO_VERSION:=1.16.5
 PLATFORM=Docker Engine - Community
 SHELL:=/bin/bash
 VERSION?=0.0.1-dev