Bump versions and update docs

Author: NewRelic-K8s-Agents-Bot

charts/newrelic-infrastructure/Chart.yaml

@@ -7,8 +7,8 @@ sources:
   - https://github.com/newrelic/nri-kubernetes/
   - https://github.com/newrelic/nri-kubernetes/tree/main/charts/newrelic-infrastructure
   - https://github.com/newrelic/infrastructure-agent/
-version: 3.56.0
-appVersion: 3.51.0
+version: 3.56.1
+appVersion: 3.51.1
 dependencies:
   - name: common-library
     version: 1.3.3