Bump the docker-deps group across 4 directories with 3 updates (#3761)

Bumps the docker-deps group with 1 update in the /examples/deployment/docker/db_server/postgresql directory: postgres.
Bumps the docker-deps group with 2 updates in the /examples/deployment/docker/log_server directory: golang and distroless/base-debian12.
Bumps the docker-deps group with 2 updates in the /examples/deployment/docker/log_signer directory: golang and distroless/base-debian12.
Bumps the docker-deps group with 1 update in the /integration/cloudbuild/testbase directory: golang.


Updates `postgres` from `81f32a8` to `7f29c02`

Updates `golang` from `d7d795d` to `fa1a01d`

Updates `distroless/base-debian12` from `74ddbf5` to `125eb09`

Updates `golang` from `d7d795d` to `fa1a01d`

Updates `distroless/base-debian12` from `74ddbf5` to `125eb09`

Updates `golang` from `d7d795d` to `fa1a01d`

---
updated-dependencies:
- dependency-name: postgres
  dependency-type: direct:production
  update-type: version-update:semver-patch
  dependency-group: docker-deps
- dependency-name: golang
  dependency-type: direct:production
  update-type: version-update:semver-patch
  dependency-group: docker-deps
- dependency-name: distroless/base-debian12
  dependency-type: direct:production
  dependency-group: docker-deps
- dependency-name: golang
  dependency-type: direct:production
  update-type: version-update:semver-patch
  dependency-group: docker-deps
- dependency-name: distroless/base-debian12
  dependency-type: direct:production
  dependency-group: docker-deps
- dependency-name: golang
  dependency-type: direct:production
  update-type: version-update:semver-patch
  dependency-group: docker-deps
...

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

Author: dependabot[bot]

examples/deployment/docker/db_server/postgresql/Dockerfile

@@ -1,4 +1,4 @@
-FROM postgres:17.4@sha256:81f32a88ec561664634637dd446487efd5f9d90996304b96210078e90e5c8b21
+FROM postgres:17.4@sha256:7f29c02ba9eeff4de9a9f414d803faa0e6fe5e8d15ebe217e3e418c82e652b35
 
 # expects the build context to be: $GOPATH/src/github.com/google/trillian
 COPY storage/postgresql/schema/storage.sql /docker-entrypoint-initdb.d/storage.sql

examples/deployment/docker/log_server/Dockerfile

@@ -1,4 +1,4 @@
-FROM golang:1.24.1-bookworm@sha256:d7d795d0a9f51b00d9c9bfd17388c2c626004a50c6ed7c581e095122507fe1ab as build
+FROM golang:1.24.1-bookworm@sha256:fa1a01d362a7b9df68b021d59a124d28cae6d99ebd1a876e3557c4dd092f1b1d as build
 
 WORKDIR /trillian
 
@@ -18,7 +18,7 @@ RUN go install ./cmd/trillian_log_server
 RUN go run github.com/google/go-licenses/v2 save ./cmd/trillian_log_server --save_path /THIRD_PARTY_NOTICES
 
 # Make a minimal image.
-FROM gcr.io/distroless/base-debian12@sha256:74ddbf52d93fafbdd21b399271b0b4aac1babf8fa98cab59e5692e01169a1348
+FROM gcr.io/distroless/base-debian12@sha256:125eb09bbd8e818da4f9eac0dfc373892ca75bec4630aa642d315ecf35c1afb7
 
 COPY --from=build /go/bin/trillian_log_server /
 COPY --from=build /THIRD_PARTY_NOTICES /THIRD_PARTY_NOTICES

examples/deployment/docker/log_signer/Dockerfile

@@ -1,4 +1,4 @@
-FROM golang:1.24.1-bookworm@sha256:d7d795d0a9f51b00d9c9bfd17388c2c626004a50c6ed7c581e095122507fe1ab as build
+FROM golang:1.24.1-bookworm@sha256:fa1a01d362a7b9df68b021d59a124d28cae6d99ebd1a876e3557c4dd092f1b1d as build
 
 WORKDIR /trillian
 
@@ -18,7 +18,7 @@ RUN go install ./cmd/trillian_log_signer
 RUN go run github.com/google/go-licenses/v2 save ./cmd/trillian_log_signer --save_path /THIRD_PARTY_NOTICES
 
 # Make a minimal image.
-FROM gcr.io/distroless/base-debian12@sha256:74ddbf52d93fafbdd21b399271b0b4aac1babf8fa98cab59e5692e01169a1348
+FROM gcr.io/distroless/base-debian12@sha256:125eb09bbd8e818da4f9eac0dfc373892ca75bec4630aa642d315ecf35c1afb7
 
 COPY --from=build /go/bin/trillian_log_signer /
 COPY --from=build /THIRD_PARTY_NOTICES /THIRD_PARTY_NOTICES

integration/cloudbuild/testbase/Dockerfile

@@ -1,5 +1,5 @@
 # This Dockerfile builds a base image for Trillan integration tests.
-FROM golang:1.24.1-bookworm@sha256:d7d795d0a9f51b00d9c9bfd17388c2c626004a50c6ed7c581e095122507fe1ab
+FROM golang:1.24.1-bookworm@sha256:fa1a01d362a7b9df68b021d59a124d28cae6d99ebd1a876e3557c4dd092f1b1d
 
 WORKDIR /testbase