Revert "Wrap Supervisor#start and stop with the app executor"

This reverts commit 5aa05ae.

Author: rosa

lib/solid_queue/supervisor.rb

@@ -29,22 +29,18 @@ def initialize(configuration)
     end
 
     def start
-      wrap_in_app_executor do
-        boot
-        run_start_hooks
+      boot
+      run_start_hooks
 
-        start_processes
-        launch_maintenance_task
+      start_processes
+      launch_maintenance_task
 
-        supervise
-      end
+      supervise
     end
 
     def stop
-      wrap_in_app_executor do
-        super
-        run_stop_hooks
-      end
+      super
+      run_stop_hooks
     end
 
     private