Make copyright text inclusion test date-independent

Improve clarity on what the test is looking for in the footer

tests/roots/test-root/conf.py

@@ -20,7 +20,7 @@ templates_path = ['_templates']
 source_suffix = ['.txt', '.add', '.foo']
 
 project = 'Sphinx <Tests>'
-copyright = '2010-2016, Georg Brandl & Team'
+copyright = '1234-6789, copyright text credits'
 # If this is changed, remember to update the versionchanges!
 version = '0.6'
 release = '0.6alpha1'

tests/test_build_html.py

@@ -358,7 +358,7 @@ def test_html4_deprecation(make_app, tempdir):
         (".//li[@class='toctree-l1']/a", 'Testing various markup'),
         (".//li[@class='toctree-l2']/a", 'Inline markup'),
         (".//title", 'Sphinx <Tests>'),
-        (".//div[@class='footer']", 'Georg Brandl & Team'),
+        (".//div[@class='footer']", 'copyright text credits'),
         (".//a[@href='http://python.org/']"
          "[@class='reference external']", ''),
         (".//li/p/a[@href='genindex.html']/span", 'Index'),