Fixes beeware#126 - Stop excluding wsgiref from standard library.

Author: freakboy3742

patch/Python/release.common.exclude

@@ -19,9 +19,6 @@ Python/Resources/lib/python*/sqlite3/test
 Python/Resources/lib/python*/test
 # Remove compiled test and example modules.
 Python/Resources/lib/python*/lib-dynload/*.so
-# Remove wsgiref web app module; it's unusual that mobile apps would
-# start a web app server with it.
-Python/Resources/lib/python*/wsgiref
 # Remove config-* directory, which is used for compiling C extension modules.
 Python/Resources/lib/python*/config-*
 # Remove ensurepip. If user code needs pip, it can add it to