Remove old manifests and replace with jsonnet build

manifests/prometheus-k8s/prometheus-k8s-service-monitor-apiserver.yaml

@@ -0,0 +1,24 @@
+apiVersion: monitoring.coreos.com/v1
+kind: ServiceMonitor
+metadata:
+  labels:
+    k8s-app: apiserver
+  name: kube-apiserver
+  namespace: monitoring
+spec:
+  endpoints:
+  - bearerTokenFile: /var/run/secrets/kubernetes.io/serviceaccount/token
+    interval: 30s
+    port: https
+    scheme: https
+    tlsConfig:
+      caFile: /var/run/secrets/kubernetes.io/serviceaccount/ca.crt
+      serverName: kubernetes
+  jobLabel: component
+  namespaceSelector:
+    matchNames:
+    - default
+  selector:
+    matchLabels:
+      component: apiserver
+      provider: kubernetes