Issue #11272: Fix input() and sys.stdin for Windows newline

On Windows, input() strips '\r' (and not only '\n'), and sys.stdin uses
universal newline (replace '\r\n' by '\n').
diff --git a/Misc/NEWS b/Misc/NEWS
index 9dcd309..91a727a 100644
--- a/Misc/NEWS
+++ b/Misc/NEWS
@@ -10,6 +10,9 @@
 Core and Builtins
 -----------------
 
+- Issue #11272: On Windows, input() strips '\r' (and not only '\n'), and
+  sys.stdin uses universal newline (replace '\r\n' by '\n').
+
 - Issue #10830: Fix PyUnicode_FromFormatV("%c") for non-BMP characters on
   narrow build.