Remove preview header from tests

adrianmoisey · adrianmoisey · commit 06d6b555a0a1 · 2016-06-23T08:03:55.000+02:00
https://developer.github.com/changes/2016-06-22-issue-locking-api-is-now-official/
diff --git a/tests/unit/test_issues_issue.py b/tests/unit/test_issues_issue.py
@@ -162,7 +162,6 @@ def test_create_lock(self):
 
         self.session.put.assert_called_once_with(
             url_for('lock'),
-            headers={'Accept': 'application/vnd.github.the-key-preview+json'}
         )
 
     def test_comment_positive_id(self):
@@ -282,7 +281,6 @@ def test_remove_lock(self):
 
         self.session.delete.assert_called_once_with(
             url_for('lock'),
-            headers={'Accept': 'application/vnd.github.the-key-preview+json'}
         )
 
     def test_reopen(self):
