Bump golang from 1.21.5-alpine to 1.22.1-alpine

Bumps golang from 1.21.5-alpine to 1.22.1-alpine.

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

Signed-off-by: dependabot[bot] <support@github.com>

Dockerfile

@@ -6,7 +6,7 @@
 # You may obtain a copy of the License at the LICENSE file in
 # the root directory of this source tree.
 
-FROM golang:1.21.5-alpine AS builder
+FROM golang:1.22.1-alpine AS builder
 
 RUN apk add --update --no-cache make