Update issue tracker link in boxes.json fixture (#2222)

Co-authored-by: Łukasz Langa <[email protected]>
Co-authored-by: Jacob Coffee <[email protected]>

fixtures/boxes.json

@@ -318,9 +318,9 @@
       "created": "2014-02-13T17:37:50.862Z",
       "updated": "2014-02-16T23:01:04.762Z",
       "label": "widget-weneedyou",
-      "content": "<h2 class=\"widget-title\"><span class=\"prompt\">&gt;&gt;&gt;</span> <a href=\"#\">Python Needs You</a></h2>\r\n<p>Open source software is made better when users can easily contribute code and documentation to fix bugs and add features. Python strongly encourages community involvement in improving the software. <a href=\"//docs.python.org/devguide\">Learn more</a> about how to make Python better for everyone.</p>\r\n<p class=\"click-these\">\r\n    <a class=\"button\" href=\"//docs.python.org/devguide/#contributing\">Contribute to Python</a>\r\n    <a class=\"button\" href=\"//bugs.python.org\">Bug Tracker</a>\r\n</p>",
+      "content": "<h2 class=\"widget-title\"><span class=\"prompt\">&gt;&gt;&gt;</span> <a href=\"#\">Python Needs You</a></h2>\r\n<p>Open source software is made better when users can easily contribute code and documentation to fix bugs and add features. Python strongly encourages community involvement in improving the software. <a href=\"//docs.python.org/devguide\">Learn more</a> about how to make Python better for everyone.</p>\r\n<p class=\"click-these\">\r\n    <a class=\"button\" href=\"//docs.python.org/devguide/#contributing\">Contribute to Python</a>\r\n    <a class=\"button\" href=\"//github.com/python/cpython/issues\">Bug Tracker</a>\r\n</p>",
       "content_markup_type": "html",
-      "_content_rendered": "<h2 class=\"widget-title\"><span class=\"prompt\">&gt;&gt;&gt;</span> <a href=\"#\">Python Needs You</a></h2>\r\n<p>Open source software is made better when users can easily contribute code and documentation to fix bugs and add features. Python strongly encourages community involvement in improving the software. <a href=\"//docs.python.org/devguide\">Learn more</a> about how to make Python better for everyone.</p>\r\n<p class=\"click-these\">\r\n    <a class=\"button\" href=\"//docs.python.org/devguide/#contributing\">Contribute to Python</a>\r\n    <a class=\"button\" href=\"//bugs.python.org\">Bug Tracker</a>\r\n</p>"
+      "_content_rendered": "<h2 class=\"widget-title\"><span class=\"prompt\">&gt;&gt;&gt;</span> <a href=\"#\">Python Needs You</a></h2>\r\n<p>Open source software is made better when users can easily contribute code and documentation to fix bugs and add features. Python strongly encourages community involvement in improving the software. <a href=\"//docs.python.org/devguide\">Learn more</a> about how to make Python better for everyone.</p>\r\n<p class=\"click-these\">\r\n    <a class=\"button\" href=\"//docs.python.org/devguide/#contributing\">Contribute to Python</a>\r\n    <a class=\"button\" href=\"//github.com/python/cpython/issues\">Bug Tracker</a>\r\n</p>"
     }
   },
   {