feat(deps): bump golang from d84b1ff to af22f4a (#3264)

Bumps golang from `d84b1ff` to `af22f4a`.

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

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

Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

Dockerfile

@@ -1,4 +1,4 @@
-FROM golang:1.18.4-alpine@sha256:d84b1ff3eeb9404e0a7dda7fdc6914cbe657102420529beec62ccb3ef3d143eb
+FROM golang:1.18.4-alpine@sha256:af22f4a8328063faee4b28da1b1bbccccb6f3ccaa0a07006f9d3aa2da43d18c2
 
 RUN apk add --no-cache bash \
 	curl \