Use latest CI toolkit version

mokagio · mokagio · commit 650e4d99c3fd · 2025-06-18T10:20:30.000+10:00
diff --git a/.buildkite/pipeline.yml b/.buildkite/pipeline.yml
@@ -7,7 +7,7 @@ env:
 # Nodes with values to reuse in the pipeline.
 common_params:
   plugins: &common_plugins
-    - automattic/a8c-ci-toolkit#3.1.0
+    - automattic/a8c-ci-toolkit#3.5.1
 
 # This is the default pipeline – it will build and test the app
 steps:
