fix(container): update image ghcr.io/kashalls/kromgo (v0.7.2 → v0.7.3)

Signed-off-by: yo-renovate[bot] <147074833+yo-renovate[bot]@users.noreply.github.com>

Author: yo-renovate[bot]

kubernetes/apps/observability/kromgo/app/helmrelease.yaml

@@ -20,7 +20,7 @@ spec:
           app:
             image:
               repository: ghcr.io/kashalls/kromgo
-              tag: v0.7.2@sha256:85911307e779c799d5a6f37da58281f617030f7fd512910e630d768d2ef2b8e8
+              tag: v0.7.3@sha256:4661a9fca6a731c2e3fdd0213c81280f94e2b5b4e4e98e4f063440935a6d16ea
             env:
               HEALTH_PORT: &healthPort 8080
               PROMETHEUS_URL: http://prometheus-operated.observability.svc.cluster.local:9090