Fix typos in some source files.

Change-Id: I6b1aff7b8976726ebc91360ee5c61cef1fed7aa9

ironic/api/controllers/v1/node.py

@@ -1051,7 +1051,7 @@ class NodesController(rest.RestController):
         If it does, is necessary to prevent updating it because the new driver
         will not be able to stop a console started by the previous one.
 
-        :param rpc_node: RPC Node object to be veryfied.
+        :param rpc_node: RPC Node object to be verified.
         :param node_ident: the UUID or logical name of a node.
         :raises: wsme.exc.ClientSideError
         """

ironic/conductor/task_manager.py

@@ -449,7 +449,7 @@ class TaskManager(object):
                 # also makes it easier to test.
                 fut.add_done_callback(self._thread_release_resources)
                 # Don't unlock! The unlock will occur when the
-                # thread finshes.
+                # thread finishes.
                 return
             except Exception as e:
                 with excutils.save_and_reraise_exception():

ironic/db/api.py

@@ -369,7 +369,7 @@ class Connection(object):
     def create_portgroup(self, values):
         """Create a new portgroup.
 
-        :param values: Dict of values with the the following keys:
+        :param values: Dict of values with the following keys:
                        'id'
                        'uuid'
                        'name'

ironic/drivers/modules/deploy_utils.py

@@ -627,7 +627,7 @@ def agent_execute_clean_step(task, step):
 
 
 def agent_add_clean_params(task):
-    """Add required config parameters to node's driver_interal_info.
+    """Add required config parameters to node's driver_internal_info.
 
     Adds the required conf options to node's driver_internal_info.
     It is Required to pass the information to IPA.