Mention pyglet example in release notes

doc/releasenotes.rst

@@ -4,9 +4,10 @@ Release notes
 Version 1.7
 -----------
 
-* Support for downloading packages as wheels from PyPI, and a new
-  `PyQt5 example <https://github.com/takluyver/pynsist/tree/master/examples/pyqt>`__
-  which uses this feature.
+* Support for downloading packages as wheels from PyPI, and new
+  `PyQt5 <https://github.com/takluyver/pynsist/tree/master/examples/pyqt>`__ and
+  `Pyglet <https://github.com/takluyver/pynsist/tree/master/examples/pyglet>`__
+  examples which use this feature.
 
 Version 1.6
 -----------