[release-v1.15] Update quay.io/konflux-ci/konflux-vanguard/task-rpms-signature-scan:0.2 Docker digest to 2f3015a

Signed-off-by: red-hat-konflux-kflux-prd-rh02 <190377777+red-hat-konflux-kflux-prd-rh02[bot]@users.noreply.github.com>

Author: red-hat-konflux-kflux-prd-rh02[bot]

.tekton/docker-build.yaml

@@ -543,7 +543,7 @@ 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@sha256:2f3015ac7a642ea7f104d2194a8cb45921570f9539c6604ddcb5f62796f22a53
       - name: kind
         value: task
       resolver: bundles