fix(datadog): install datadog signing keys package before agent (#426)

fix: install datadog signing keys package before agent

Fixes issue with `pythontest` installing nginx and requiring manual intervention

Author: JacobCoffee

salt/datadog/init.sls

@@ -35,6 +35,7 @@ datadog-agent:
   pkg:
     - installed
     - require:
+      - pkg: datadog-signing-keys
       - pkgrepo: datadog_repo
   service:
     - running