#10092: Properly reset locale in Locale*Calendar classes.  The context manager was buggy because setlocale() returns the *new* locale, not the old.  Also add a test for this.
diff --git a/Misc/NEWS b/Misc/NEWS
index 4b92ef6..066c667 100644
--- a/Misc/NEWS
+++ b/Misc/NEWS
@@ -34,6 +34,8 @@
 Library
 -------
 
+- Issue #10092: Properly reset locale in calendar.Locale*Calendar classes.
+
 - logging: Added _logRecordClass, getLogRecordClass, setLogRecordClass to
   increase flexibility of LogRecord creation.