Add Keda OKA

Signed-off-by: osm_user <osm_user@mydomain.com>

oka/infra-controllers/keda/manifests/keda-hr.yaml

+apiVersion: helm.toolkit.fluxcd.io/v2beta1
+kind: HelmRelease
+metadata:
+  name: keda
+  namespace: keda
+spec:
+  chart:
+    spec:
+      chart: keda
+      reconcileStrategy: ChartVersion
+      sourceRef:
+        kind: HelmRepository
+        name: keda-core
+        namespace: keda
+  install:
+    createNamespace: true
+  interval: 30s
+  releaseName: keda
+  targetNamespace: keda
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oka/infra-controllers/keda/manifests/keda-repo.yaml

+apiVersion: source.toolkit.fluxcd.io/v1beta2
+kind: HelmRepository
+metadata:
+  name: keda-core
+  namespace: keda
+spec:
+  interval: 30s
+  url: https://kedacore.github.io/charts
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oka/infra-controllers/keda/templates/keda-contoller.yaml

+apiVersion: kustomize.toolkit.fluxcd.io/v1
+kind: Kustomization
+metadata:
+  name: keda
+  namespace: keda
+spec:
+  interval: 1h
+  retryInterval: 1m
+  timeout: 5m
+  sourceRef:
+    kind: GitRepository
+    name: sw-catalogs
+    namespace: flux-system
+  path: ./infra-controllers/keda/controller/manifests
+  prune: true
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oka/infra-controllers/keda/templates/namespace.yaml

+apiVersion: v1
+kind: Namespace
+metadata:
+  name: keda
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