dependabot(deps): bump golang from 1.20 to 1.22

Bumps golang from 1.20 to 1.22.

---
updated-dependencies:
- dependency-name: golang
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

Signed-off-by: dependabot[bot] <[email protected]>

Dockerfile

@@ -18,7 +18,7 @@
 ARG ARCH
 
 # Build the manager binary
-FROM golang:1.20 as builder
+FROM golang:1.22 as builder
 WORKDIR /workspace
 
 # Run this with docker build --build_arg $(go env GOPROXY) to override the goproxy