upgrade Golang version to 1.21.6 (#2755)

Author: jdn5126

.github/workflows/deps.yml

@@ -26,14 +26,14 @@ jobs:
       - id: govulncheck
         uses: ./.github/actions/govulncheck
         with:
-          go-version-input: 1.21.5
+          go-version-input: 1.21.6
           go-version-file: go.mod
           cache: false
           repo-checkout: false
       - id: govulncheck-tests-agent
         uses: ./.github/actions/govulncheck
         with:
-          go-version-input: 1.21.5
+          go-version-input: 1.21.6
           go-version-file: test/agent/go.mod
           cache: false
           repo-checkout: false

Makefile

@@ -22,7 +22,7 @@
 # VERSION is the source revision that executables and images are built from.
 VERSION ?= $(shell git describe --tags --always --dirty || echo "unknown")
 # GOLANG_IMAGE is the building golang container image used.
-GOLANG_IMAGE ?= public.ecr.aws/eks-distro-build-tooling/golang:1.21.5-6-gcc-al2
+GOLANG_IMAGE ?= public.ecr.aws/eks-distro-build-tooling/golang:1.21.6-7-gcc-al2
 # BASE_IMAGE_CNI is the base layer image for the primary AWS VPC CNI plugin container
 BASE_IMAGE_CNI ?= public.ecr.aws/eks-distro-build-tooling/eks-distro-minimal-base-iptables:latest.2
 # BASE_IMAGE_CNI_INIT is the base layer image for the AWS VPC CNI init container

test/agent/Dockerfile

@@ -1,4 +1,4 @@
-FROM public.ecr.aws/eks-distro-build-tooling/golang:1.21.4-5-gcc-al2 as builder
+FROM public.ecr.aws/eks-distro-build-tooling/golang:1.21.6-7-gcc-al2 as builder
 
 WORKDIR /workspace
 ENV GOPROXY direct