Update quay.io/konflux-ci/konflux-vanguard/task-rpms-signature-scan:0.2 Docker digest to 78c8d79

Signed-off-by: red-hat-konflux <126015336+red-hat-konflux[bot]@users.noreply.github.com>

Author: red-hat-konflux[bot]

.tekton/ansible-chatbot-stack-pull-request.yaml

@@ -643,7 +643,7 @@ spec:
         - name: name
           value: rpms-signature-scan
         - name: bundle
-          value: quay.io/konflux-ci/konflux-vanguard/task-rpms-signature-scan:0.2@sha256:7d1c087d7d33dd97effb3b4c9f3788e4c3138da2032040d69da6929e9a3aaceb
+          value: quay.io/konflux-ci/konflux-vanguard/task-rpms-signature-scan:0.2@sha256:78c8d7960c6db284356d94aaae64d1fca34fff4de6a6e20d897a088af0c81cf5
         - name: kind
           value: task
         resolver: bundles

.tekton/ansible-chatbot-stack-push.yaml

@@ -645,7 +645,7 @@ spec:
         - name: name
           value: rpms-signature-scan
         - name: bundle
-          value: quay.io/konflux-ci/konflux-vanguard/task-rpms-signature-scan:0.2@sha256:7d1c087d7d33dd97effb3b4c9f3788e4c3138da2032040d69da6929e9a3aaceb
+          value: quay.io/konflux-ci/konflux-vanguard/task-rpms-signature-scan:0.2@sha256:78c8d7960c6db284356d94aaae64d1fca34fff4de6a6e20d897a088af0c81cf5
         - name: kind
           value: task
         resolver: bundles