Fix missing print format

This is to:
1. Add missing print format for "%(hook_type)".
2. Add ws between words in log message "notavailable".

Change-Id: Iaee8697c95f66bff0536db9a266158a3cbc89412

heatclient/common/hook_utils.py

@@ -29,7 +29,7 @@ def clear_hook(hc, stack_id, resource_name, hook_type):
     except exc.HTTPNotFound:
         logger.error(
             "Stack %(stack)s or resource %(resource)s "
-            "not found for hook %(hook_type)",
+            "not found for hook %(hook_type)s",
             {'resource': resource_name, 'stack': stack_id,
              'hook_type': hook_type})
 

heatclient/exc.py

@@ -77,8 +77,7 @@ class HTTPMultipleChoices(HTTPException):
     code = 300
 
     def __str__(self):
-        self.details = _("Requested version of Heat API is not"
-                         "available.")
+        self.details = _("Requested version of Heat API is not available.")
         return (_("%(name)s (HTTP %(code)s) %(details)s") %
                 {
                 'name': reflection.get_class_name(self, fully_qualified=False),