Fix PR comments

Author: asenci

manifests/integrations/http_check.pp

@@ -235,7 +235,7 @@
       'contact'                      => $contact,
       'ca_certs'                     => $ca_certs,
     }]
-  } elsif !$instances{
+  } elsif !$instances {
     $_instances = []
   } else {
     $_instances = $instances
@@ -251,10 +251,9 @@
         'data', 'headers': {
           $_value = datadog_agent::clean_empty($value)
           if !$_value.is_a(Array) {
-            Tuple([$key, $_value]).next
+            Tuple([$key, $_value])
           }
 
-          $value_array = $_value.filter |$item| { $item =~ /:/ }
           $value_hash = Hash($_value.map |$item| {
             $_item = $item.split(':')
             $i_key = $_item[0].rstrip
@@ -271,7 +270,8 @@
         }
 
         default: {
-          Tuple([$key, $value]) }
+          Tuple([$key, $value])
+        }
       }
     })
   }