enable arm builds for pushes

Signed-off-by: arewm <arewm@users.noreply.github.com>

rh-pre-commit.version: 2.3.2
rh-pre-commit.check-secrets: ENABLED

Author: arewm

.tekton/konflux-release-data-ci-worker-push.yaml

@@ -36,6 +36,7 @@ spec:
   - name: build-platforms
     value:
     - linux/x86_64
+    - linux/arm64
   - name: dockerfile
     value: ./Containerfile
   - name: path-context