Bump golang from 1.21.6 to 1.22.1

Bumps golang from 1.21.6 to 1.22.1.

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

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

Dockerfile

@@ -12,7 +12,7 @@
 # See the License for the specific language governing permissions and
 # limitations under the License.
 
-FROM golang:1.21.6@sha256:7b575fe0d9c2e01553b04d9de8ffea6d35ca3ab3380d2a8db2acc8f0f1519a53 AS builder
+FROM golang:1.22.1@sha256:34ce21a9696a017249614876638ea37ceca13cdd88f582caad06f87a8aa45bf3 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:1.21.6@sha256:7b575fe0d9c2e01553b04d9de8ffea6d35ca3ab3380d2a8db2acc8f0f1519a53 as deploy
+FROM golang:1.22.1@sha256:34ce21a9696a017249614876638ea37ceca13cdd88f582caad06f87a8aa45bf3 as deploy
 
 # Retrieve the binary from the previous stage
 COPY --from=builder /opt/app-root/src/timestamp-server /usr/local/bin/timestamp-server