Fix typo for Sphinx.

Author: tsalo

nipype/interfaces/base.py

@@ -1388,7 +1388,7 @@ def get_max_resources_used(pid, mem_mb, num_threads, pyfunc=False):
     """Function to get the RAM and threads usage of a process
 
     Parameters
-    ---------
+    ----------
     pid : integer
         the process ID of process to profile
     mem_mb : float