dont sudo if sudo_user is the same as the active user

lib/ansible/runner/__init__.py

@@ -736,6 +736,10 @@ class Runner(object):
             executable = C.DEFAULT_EXECUTABLE
 
         sudo_user = self.sudo_user
+        
+        if self.remote_user == sudo_user:
+            sudoable = False
+        
         rc, stdin, stdout, stderr = conn.exec_command(cmd, tmp, sudo_user, sudoable=sudoable, executable=executable)
 
         if type(stdout) not in [ str, unicode ]: