Updating release images

Author: github-actions[bot]

manifests/release/kustomization.yaml

@@ -3,6 +3,6 @@ kind: Kustomization
 resources:
   - github.com/eiffel-community/etos-suite-runner//manifests/base?ref=5.3.7
   - github.com/eiffel-community/etos-suite-starter//manifests/base?ref=2.7.4
-  - github.com/eiffel-community/etos-api//manifests/base?ref=2.9.7
+  - github.com/eiffel-community/etos-api//manifests/base?ref=2.9.8
 components:
   - ../etcd