This commit fixes the error in startup 7.1.x

When splunk is started the first time on 7.1.x (and
higher) there is input expected, disable this with
--no-prompt. Fixes voxpupuli#186

Author: ralfbosz

manifests/platform/posix.pp

@@ -27,7 +27,7 @@
   # Commands to run to enable the SplunkUniversalForwarder
   @exec { 'license_splunkforwarder':
     path    => "${splunk::params::forwarder_dir}/bin",
-    command => 'splunk start --accept-license --answer-yes',
+    command => 'splunk start --accept-license --answer-yes --no-prompt',
     user    => $splunk_user,
     creates => '/opt/splunkforwarder/etc/auth/server.pem',
     timeout => 0,
@@ -46,7 +46,7 @@
   # Commands to run to enable full Splunk
   @exec { 'license_splunk':
     path    => "${splunk::params::server_dir}/bin",
-    command => 'splunk start --accept-license --answer-yes',
+    command => 'splunk start --accept-license --answer-yes --no-prompt',
     user    => $splunk_user,
     creates => '/opt/splunk/etc/auth/splunk.secret',
     timeout => 0,