Fix release task

Update the release task to point at the new location for the
YAML manifests (i.e. `/config`) now that we're no longer using
kustomize overlays.

tekton/publish.yaml

@@ -1,4 +1,4 @@
-# Copyright 2019-2024 The Tekton Authors
+# Copyright 2019-2025 The Tekton Authors
 #
 # Licensed under the Apache License, Version 2.0 (the "License");
 # you may not use this file except in compliance with the License.
@@ -122,7 +122,7 @@ spec:
         cd ${PROJECT_ROOT}
 
         # Rewrite "devel" to params.versionTag
-        sed -i 's/devel/$(params.versionTag)/g' ${PROJECT_ROOT}/base/*.yaml
+        sed -i 's/devel/$(params.versionTag)/g' ${PROJECT_ROOT}/config/*.yaml
 
         # Publish images and create release.yaml
         mkdir -p $OUTPUT_RELEASE_DIR