chore(main): release google-cloud-database_center 0.3.0 (#34214)

Co-authored-by: release-please[bot] <55107282+release-please[bot]@users.noreply.github.com>

Author: release-please[bot]

.release-please-manifest.json

@@ -307,7 +307,7 @@
   "google-cloud-data_labeling+FILLER": "0.0.0",
   "google-cloud-data_labeling-v1beta1": "0.15.0",
   "google-cloud-data_labeling-v1beta1+FILLER": "0.0.0",
-  "google-cloud-database_center": "0.2.0",
+  "google-cloud-database_center": "0.3.0",
   "google-cloud-database_center+FILLER": "0.0.0",
   "google-cloud-database_center-v1beta": "0.7.0",
   "google-cloud-database_center-v1beta+FILLER": "0.0.0",

google-cloud-database_center/CHANGELOG.md

@@ -1,5 +1,11 @@
 # Changelog
 
+### 0.3.0 (2026-06-11)
+
+#### Features
+
+* update gapic-common dependency to 1.3 and document retry jitter ([#34044](https://github.com/googleapis/google-cloud-ruby/issues/34044)) 
+
 ### 0.2.0 (2026-03-19)
 
 #### Features

google-cloud-database_center/lib/google/cloud/database_center/version.rb

@@ -20,7 +20,7 @@
 module Google
   module Cloud
     module DatabaseCenter
-      VERSION = "0.2.0"
+      VERSION = "0.3.0"
     end
   end
 end