Reformat ProcessExecutionQueues using 2 spaces indentation (#404)

src/__Private/ProcessExecutionQueues.hack

@@ -11,11 +11,10 @@ namespace Facebook\HHAST\__Private;
 
 enum class ProcessExecutionQueues: ProcessExecutionQueue {
 
-    // Random number; it might seem high, but it's likely that `hh_parse` will
-    // execute quick enough that most of the processes are waiting to be cleaned
-    // up
-    ProcessExecutionQueue HH_CLIENT =
-        new ProcessExecutionQueue(2, 'hh_client');
-    ProcessExecutionQueue HH_PARSE = new ProcessExecutionQueue(32, 'hh_parse');
+  // Random number; it might seem high, but it's likely that `hh_parse` will
+  // execute quick enough that most of the processes are waiting to be cleaned
+  // up
+  ProcessExecutionQueue HH_CLIENT = new ProcessExecutionQueue(2, 'hh_client');
+  ProcessExecutionQueue HH_PARSE = new ProcessExecutionQueue(32, 'hh_parse');
 
 }