Remove unnecessary setUp

This is to remove unncessary setUp to keep code clean.

Change-Id: Id424830253ee0cfef2965b6b22a4e29b1d40924d
diff --git a/tempest/tests/lib/common/test_http.py b/tempest/tests/lib/common/test_http.py
index 336ef4a..a19153f 100644
--- a/tempest/tests/lib/common/test_http.py
+++ b/tempest/tests/lib/common/test_http.py
@@ -170,9 +170,6 @@
 
 
 class TestClosingHttpRedirects(base.TestCase):
-    def setUp(self):
-        super(TestClosingHttpRedirects, self).setUp()
-
     def test_redirect_default(self):
         connection = http.ClosingHttp()
         self.assertTrue(connection.follow_redirects)
@@ -183,9 +180,6 @@
 
 
 class TestClosingProxyHttpRedirects(base.TestCase):
-    def setUp(self):
-        super(TestClosingProxyHttpRedirects, self).setUp()
-
     def test_redirect_default(self):
         connection = http.ClosingProxyHttp(proxy_url=PROXY_URL)
         self.assertTrue(connection.follow_redirects)