[POLICY] Enhance liveness probes and metrics

- added logback prometheus support for xacml and drools.
- enabled enhanced healthchecks.
- enabled enhanced liveness probes for drools pdp to detect stuck PDP
application and restart it.
- add prometheus servicemonitor for drools.
- set latest docker image versions for drools-applications and xacml

Issue-ID: POLICY-3386
Issue-ID: POLICY-4089
Signed-off-by: jhh <jorge.hernandez-herrero@att.com>
Change-Id: I0ffd9bf93452f8a7a63deb33f2103f9b80476d07
Signed-off-by: jhh <jorge.hernandez-herrero@att.com>
diff --git a/kubernetes/policy/components/policy-drools-pdp/templates/serviceMonitor.yaml b/kubernetes/policy/components/policy-drools-pdp/templates/serviceMonitor.yaml
new file mode 100644
index 0000000..1c04296
--- /dev/null
+++ b/kubernetes/policy/components/policy-drools-pdp/templates/serviceMonitor.yaml
@@ -0,0 +1,23 @@
+{{/*
+# ============LICENSE_START=======================================================
+#  Copyright (c) 2022 AT&T Intellectual Property
+# ================================================================================
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+
+#       http://www.apache.org/licenses/LICENSE-2.0
+
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+#
+#  SPDX-License-Identifier: Apache-2.0
+# ============LICENSE_END=========================================================
+*/}}
+
+{{- if .Values.prometheus.enabled }}
+{{ include "common.serviceMonitor" . }}
+{{- end }}