⬆️ Bump golang from 1.21.2 to 1.21.3

Bumps golang from 1.21.2 to 1.21.3.

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

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

Dockerfile

@@ -1,4 +1,4 @@
-FROM golang:1.21.2 as buildResource
+FROM golang:1.21.3 as buildResource
 WORKDIR /build/source
 ADD resource ./
 RUN go get -u github.com/maxbrunsfeld/counterfeiter/v6 \