chore: owlbot-java adding the Docker tag in images section (#1949) (#1576)

Source-Link: googleapis/synthtool@4b49307
Post-Processor: gcr.io/cloud-devrel-public-resources/owlbot-java:latest@sha256:25b384ee1674eda3984ec41c15b514a63bbeb5eda4d57c73c7e6f5adef2fd2f1

Co-authored-by: Owl Bot <gcf-owl-bot[bot]@users.noreply.github.com>

Author: gcf-owl-bot[bot]

.github/.OwlBot.lock.yaml

@@ -13,5 +13,5 @@
 # limitations under the License.
 docker:
   image: gcr.io/cloud-devrel-public-resources/owlbot-java:latest
-  digest: sha256:81c3ec554428c8ff6c92f0d58668b7ef52265d053a82284c97a326745e786949
-# created: 2024-03-27T17:59:25.436353226Z
+  digest: sha256:25b384ee1674eda3984ec41c15b514a63bbeb5eda4d57c73c7e6f5adef2fd2f1
+# created: 2024-04-05T19:12:34.133475268Z