[3.9] bpo-39631: Adds NEWS entry (GH-20227) (GH-20241)



(cherry picked from commit 92327a9913150f5bb55b2727a2c5d50f9b7b6e55)


Co-authored-by: Steve Dower <steve.dower@python.org>
diff --git a/Misc/NEWS.d/next/Windows/2020-05-19-14-43-33.bpo-39631.Z5yXam.rst b/Misc/NEWS.d/next/Windows/2020-05-19-14-43-33.bpo-39631.Z5yXam.rst
new file mode 100644
index 0000000..38db4b4
--- /dev/null
+++ b/Misc/NEWS.d/next/Windows/2020-05-19-14-43-33.bpo-39631.Z5yXam.rst
@@ -0,0 +1,2 @@
+Changes the registered MIME type for ``.py`` files on Windows to
+``text/x-python`` instead of ``text/plain``.