OPS-2554 Remove debian specific bits from the splunk runbook that dont successfully run

playbooks/edx-east/splunk.yml

@@ -6,9 +6,4 @@
   gather_facts: True
   vars:
   roles:
-    - aws
     - splunk-server
-    - role: datadog
-      when: COMMON_ENABLE_DATADOG
-    - role: newrelic
-      when: COMMON_ENABLE_NEWRELIC

playbooks/roles/splunk-server/tasks/main.yml

@@ -44,7 +44,7 @@
     owner: splunk
     group: splunk
     mode: "0400"
-  when: SPLUNK_SSL_CERT is defined and SPLUNK_SSL_CERT | length > 0
+  when: SPLUNK_SSL_CERT is defined
   with_together:
     - [forwarder.pem, cacert.pem]
     - ["{{ SPLUNK_SSL_CERT }}", "{{ SPLUNK_SSL_ROOT_CA }}"]