Update golang Docker tag to v1.22

Dockerfile

@@ -1,5 +1,5 @@
 # syntax=docker/dockerfile:1@sha256:ac85f380a63b13dfcefa89046420e1781752bab202122f8f50032edf31be0021
-FROM golang:1.21-alpine@sha256:0ff68fa7b2177e8d68b4555621c2321c804bcff839fd512c2681de49026573b7 AS build-env
+FROM golang:1.22-alpine@sha256:8e96e6cff6a388c2f70f5f662b64120941fcd7d4b89d62fec87520323a316bd9 AS build-env
 RUN mkdir -p /go/src/confluence-gardner
 
 # Copy the module files first and then download the dependencies. If this