get_build_console_output: fix docs for "number" parameter

Looks like a bad copy-and-paste from the line above, introduced in
58185eced7

Change-Id: Ib994e83f359b46a8a0444f90c6fc0ac4f400974e

jenkins/__init__.py

@@ -1327,7 +1327,7 @@ class Jenkins(object):
         '''Get build console text.
 
         :param name: Job name, ``str``
-        :param name: Build number, ``int``
+        :param number: Build number, ``int``
         :returns: Build console output,  ``str``
         '''
         folder_url, short_name = self._get_job_folder(name)