chore: owlbot-java adding the Docker tag in images section (#1949) (#2195)

Source-Link: https://togithub.com/googleapis/synthtool/commit/4b49307944160a308513a34f73dbd6b00b6617d2
Post-Processor: gcr.io/cloud-devrel-public-resources/owlbot-java:latest@sha256:25b384ee1674eda3984ec41c15b514a63bbeb5eda4d57c73c7e6f5adef2fd2f1

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: sha256:0d1bb26a1a99ae0456176bf891b8490e9aab424a5cb4e4d301d9703c4dc43b58
-# created: 2024-01-30T19:46:55.029238294Z
+  digest: sha256:25b384ee1674eda3984ec41c15b514a63bbeb5eda4d57c73c7e6f5adef2fd2f1
+# created: 2024-04-05T19:12:34.133475268Z