Bump golang from 81cd210 to 57bf74a

Bumps golang from `81cd210` to `57bf74a`.

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

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

Dockerfile

@@ -12,7 +12,7 @@
 # See the License for the specific language governing permissions and
 # limitations under the License.
 
-FROM golang:1.21.4@sha256:81cd210ae58a6529d832af2892db822b30d84f817a671b8e1c15cff0b271a3db AS builder
+FROM golang:1.21.4@sha256:57bf74a970b68b10fe005f17f550554406d9b696d10b29f1a4bdc8cae37fd063 AS builder
 ENV APP_ROOT=/opt/app-root
 ENV GOPATH=$APP_ROOT
 
@@ -29,7 +29,7 @@ RUN go build -ldflags "${SERVER_LDFLAGS}" ./cmd/timestamp-server
 RUN CGO_ENABLED=0 go build -gcflags "all=-N -l" -ldflags "${SERVER_LDFLAGS}" -o timestamp-server_debug ./cmd/timestamp-server
 
 # Multi-Stage production build
-FROM golang:1.21.4@sha256:81cd210ae58a6529d832af2892db822b30d84f817a671b8e1c15cff0b271a3db as deploy
+FROM golang:1.21.4@sha256:57bf74a970b68b10fe005f17f550554406d9b696d10b29f1a4bdc8cae37fd063 as deploy
 
 # Retrieve the binary from the previous stage
 COPY --from=builder /opt/app-root/src/timestamp-server /usr/local/bin/timestamp-server