Merge pull request #3532 from Azure/jeyuan/upgrade-go1.20.12

upgrade to go1.20.12 part 2

Dockerfile.aro-e2e

@@ -1,7 +1,7 @@
 # Uses a multi-stage container build to build the RP & E2E components.
 #
 ARG REGISTRY
-FROM ${REGISTRY}/ubi8/go-toolset:1.20.10 AS builder
+FROM ${REGISTRY}/ubi8/go-toolset:1.20.12-5 AS builder
 
 USER root
 ENV GOPATH=/root/go

Dockerfile.aro-multistage

@@ -1,7 +1,7 @@
 # Uses a multi-stage container build to build the RP.
 #
 ARG REGISTRY
-FROM ${REGISTRY}/ubi8/go-toolset:1.20.10 AS builder
+FROM ${REGISTRY}/ubi8/go-toolset:1.20.12-5 AS builder
 
 USER root
 ENV GOPATH=/root/go

Dockerfile.gatekeeper

@@ -1,5 +1,5 @@
 ARG REGISTRY
-FROM ${REGISTRY}/ubi8/go-toolset:1.20.10-1 AS builder
+FROM ${REGISTRY}/ubi8/go-toolset:1.20.12-5 AS builder
 ARG GATEKEEPER_VERSION
 ENV DOWNLOAD_URL=https://github.com/open-policy-agent/gatekeeper/archive/${GATEKEEPER_VERSION}.tar.gz
 

Dockerfile.proxy

@@ -1,7 +1,7 @@
 # Uses a multi-stage container build to build the proxy
 #
 ARG REGISTRY
-FROM ${REGISTRY}/ubi8/go-toolset:1.20.10 AS builder
+FROM ${REGISTRY}/ubi8/go-toolset:1.20.12-5 AS builder
 USER root
 ENV GOPATH=/root/go
 RUN mkdir -p /app