Bump golang in /examples/deployment/docker/db_client (#3507)

Bumps golang from `ef27a3c` to `5c56bd4`.

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

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

examples/deployment/docker/db_client/Dockerfile

@@ -1,4 +1,4 @@
-FROM golang:1.22.3-bookworm@sha256:ef27a3c07e6727d445fc70cd861f8f29f9152e51473ee3a952ea6bddd24ebf90
+FROM golang:1.22.3-bookworm@sha256:5c56bd47228dd572d8a82971cf1f946cd8bb1862a8ec6dc9f3d387cc94136976
 
 RUN apt-get update && \
     apt-get install -y mariadb-client