Merge pull request #2884 from dexidp/dependabot/docker/golang-1.20.3-alpine3.16

build(deps): bump golang from 1.20.2-alpine3.16 to 1.20.3-alpine3.16

Dockerfile

 ARG BASE_IMAGE=alpine
 
-FROM golang:1.20.2-alpine3.16 AS builder
+FROM golang:1.20.3-alpine3.16 AS builder
 
 WORKDIR /usr/local/src/dex