build(deps): bump golang from 344193a to 20ee7c8 (#1575)

Bumps golang from `344193a` to `20ee7c8`.

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

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

Dockerfile

@@ -13,7 +13,7 @@
 # See the License for the specific language governing permissions and
 # limitations under the License.
 
-FROM golang:1.20.5@sha256:344193a70dc3588452ea39b4a1e465a8d3c91f788ae053f7ee168cebf18e0a50 AS builder
+FROM golang:1.20.5@sha256:20ee7c8a2be2fb81580e4db1b036c7237a363bac2d0f6b773e7291370d588d7b AS builder
 ENV APP_ROOT=/opt/app-root
 ENV GOPATH=$APP_ROOT
 
@@ -31,7 +31,7 @@ RUN CGO_ENABLED=0 go build -gcflags "all=-N -l" -ldflags "${SERVER_LDFLAGS}" -o
 RUN go test -c -ldflags "${SERVER_LDFLAGS}" -cover -covermode=count -coverpkg=./... -o rekor-server_test ./cmd/rekor-server
 
 # Multi-Stage production build
-FROM golang:1.20.5@sha256:344193a70dc3588452ea39b4a1e465a8d3c91f788ae053f7ee168cebf18e0a50 as deploy
+FROM golang:1.20.5@sha256:20ee7c8a2be2fb81580e4db1b036c7237a363bac2d0f6b773e7291370d588d7b as deploy
 
 # Retrieve the binary from the previous stage
 COPY --from=builder /opt/app-root/src/rekor-server /usr/local/bin/rekor-server