Bump Go version to 1.22.1

[jjngx]

Proposed changes

Upgrade Go to v1.22.1

➜  ~ k logs --follow -n nginx-ingress nginx-ingress-9b9b8f76b-7tprm
NGINX Ingress Controller Version=3.5.0-SNAPSHOT Commit=00865d93ff3c8e00bcac258f70d8865f121bea86 Date=2024-03-06T19:39:12Z DirtyState=false Arch=linux/amd64 Go=go1.22.1
I0306 19:41:10.296806       1 flags.go:304] Starting with flags: ["-nginx-plus" "-nginx-configmaps=nginx-ingress/nginx-config" "-enable-custom-resources" "-enable-tls-passthrough" "-v=3" "-enable-prometheus-metrics" "-enable-telemetry-reporting"]
I0306 19:41:10.333766       1 main.go:265] Kubernetes version: 1.29.2
I0306 19:41:10.354945       1 main.go:410] Using nginx version: nginx/1.25.3 (nginx-plus-r31-p1)

...

Checklist

Before creating a PR, run through this checklist and mark each as complete.

• I have read the CONTRIBUTING doc
• I have added tests that prove my fix is effective or that my feature works
• I have checked that all unit tests pass after adding my changes
• I have updated necessary documentation
• I have rebased my branch onto main
• I will ensure my PR is targeting the main branch and pulling from my branch from my own fork