[bot:next] update konflux configuration

Author: openshift-pipelines-bot

.tekton/tektoncd-chains-next-controller-pull-request.yaml

@@ -42,6 +42,8 @@ spec:
       {"type": "rpm", "path": ".konflux/rpms"}
   pipelineRef:
     name: docker-build-ta
+  taskRunTemplate:
+    serviceAccountName: build-pipeline-tektoncd-chains-next-controller
   workspaces:
   - name: git-auth
     secret:

.tekton/tektoncd-chains-next-controller-push.yaml

@@ -31,15 +31,13 @@ spec:
     value: quay.io/redhat-user-workloads/tekton-ecosystem-tenant/next/chains-controller-rhel9:{{revision}}
   - name: dockerfile
     value: .konflux/dockerfiles/controller.Dockerfile
-  - name: build-platforms
-    value:
-      - linux/x86_64
-      - linux-m2xlarge/arm64
   - name: prefetch-input
     value: |
       {"type": "rpm", "path": ".konflux/rpms"}
   pipelineRef:
     name: docker-build-ta
+  taskRunTemplate:
+    serviceAccountName: build-pipeline-tektoncd-chains-next-controller
   workspaces:
   - name: git-auth
     secret: