chore(deps): update helm release keda to 2.15.2

Signed-off-by: renovate[bot] <29139614+renovate[bot]@users.noreply.github.com>

Author: renovate[bot]

gitops/argocd/charts/keda/keda/Chart.yaml

@@ -23,4 +23,4 @@ appVersion: 1.0.0
 dependencies:
 - name: keda
   repository: https://kedacore.github.io/charts
-  version: 2.15.0
+  version: 2.15.2