patman: Update Series.ShowActions() to pass alias

Instead of using settings.alias pass this value in. This allows tests to
work without using settings.alias

Signed-off-by: Simon Glass <sjg@chromium.org>
diff --git a/tools/patman/func_test.py b/tools/patman/func_test.py
index 2a1731a..3a34302 100644
--- a/tools/patman/func_test.py
+++ b/tools/patman/func_test.py
@@ -237,7 +237,6 @@
             'fred': [self.fred],
             'joe': [self.joe],
         }
-        settings.alias = alias
 
         text = self._get_text('test01.txt')
         series = patchstream.get_metadata_for_test(text)
@@ -257,7 +256,7 @@
             cmd = gitutil.email_patches(
                 series, cover_fname, args, dry_run, not ignore_bad_tags,
                 cc_file, alias, in_reply_to=in_reply_to, thread=None)
-            series.ShowActions(args, cmd, process_tags)
+            series.ShowActions(args, cmd, process_tags, alias)
         cc_lines = open(cc_file, encoding='utf-8').read().splitlines()
         os.remove(cc_file)