Bump library/golang

Bumps the docker-dependencies group with 1 update in the /services/testing-framework directory: library/golang.


Updates `library/golang` from 1.23.1 to 1.23.3

---
updated-dependencies:
- dependency-name: library/golang
  dependency-type: direct:production
  update-type: version-update:semver-patch
  dependency-group: docker-dependencies
...

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

services/testing-framework/Dockerfile

@@ -1,4 +1,4 @@
-FROM docker.io/library/golang:1.23.1 AS build
+FROM docker.io/library/golang:1.23.3 AS build
 
 ARG TARGETARCH