build(deps): bump distroless/base-nossl-debian12 in /distribution/docker

Bumps distroless/base-nossl-debian12 from `6fe9fd5` to `9a1c8b2`.

---
updated-dependencies:
- dependency-name: distroless/base-nossl-debian12
  dependency-version: nonroot
  dependency-type: direct:production
...

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

Author: dependabot[bot]

distribution/docker/Dockerfile-envoy

@@ -59,7 +59,7 @@ COPY --chown=0:0 --chmod=755 \
 
 
 # STAGE: envoy-distroless
-FROM gcr.io/distroless/base-nossl-debian12:nonroot@sha256:8981b63f968e829d21351ea9d28cc21127e5f034707f1d8483d2993d9577be0b AS envoy-distroless
+FROM gcr.io/distroless/base-nossl-debian12:nonroot@sha256:a1922debbf4ff2cc245d7c0d1e2021cfcee35fe24afae7505aeec59f7e7802f6 AS envoy-distroless
 EXPOSE 10000
 ENTRYPOINT ["/usr/local/bin/envoy"]
 CMD ["-c", "/etc/envoy/envoy.yaml"]