chore(main): release google-cloud-ai_platform-v1 1.28.0 (#31782)

* chore(main): release google-cloud-ai_platform-v1 1.28.0

* 🦉 Updates from OwlBot post-processor

See https://github.com/googleapis/repo-automation-bots/blob/main/packages/owl-bot/README.md

---------

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

Author: release-please[bot]

.release-please-manifest.json

@@ -45,7 +45,7 @@
   "google-cloud-advisory_notifications-v1+FILLER": "0.0.0",
   "google-cloud-ai_platform": "2.1.1",
   "google-cloud-ai_platform+FILLER": "0.0.0",
-  "google-cloud-ai_platform-v1": "1.27.0",
+  "google-cloud-ai_platform-v1": "1.28.0",
   "google-cloud-ai_platform-v1+FILLER": "0.0.0",
   "google-cloud-alloy_db": "2.1.1",
   "google-cloud-alloy_db+FILLER": "0.0.0",

google-cloud-ai_platform-v1/CHANGELOG.md

@@ -1,5 +1,11 @@
 # Changelog
 
+### 1.28.0 (2025-10-17)
+
+#### Features
+
+* add aspect_ratio and image_config for v1 version ([#31770](https://github.com/googleapis/google-cloud-ruby/issues/31770)) 
+
 ### 1.27.0 (2025-10-16)
 
 #### Features

google-cloud-ai_platform-v1/lib/google/cloud/ai_platform/v1/version.rb

@@ -21,7 +21,7 @@ module Google
   module Cloud
     module AIPlatform
       module V1
-        VERSION = "1.27.0"
+        VERSION = "1.28.0"
       end
     end
   end

google-cloud-ai_platform-v1/snippets/snippet_metadata_google.cloud.aiplatform.v1.json

@@ -1,7 +1,7 @@
 {
   "client_library": {
     "name": "google-cloud-ai_platform-v1",
-    "version": "1.27.0",
+    "version": "1.28.0",
     "language": "RUBY",
     "apis": [
       {