build(deps): bump golang in the all-docker group across 1 directory

Bumps the all-docker group with 1 update in the / directory: golang.


Updates `golang` from 1.23.2-bullseye to 1.23.4-bullseye

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

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

Dockerfile

@@ -1,5 +1,5 @@
 # Step 1: Build Go API
-FROM golang:1.23.2-bullseye as api-build
+FROM golang:1.23.4-bullseye as api-build
 ARG GIT_COMMIT
 
 WORKDIR /src/wallet-backend