Update ChangeLog.

ChangeLog

@@ -9,7 +9,9 @@ needrestart (2.0) unstable; urgency=medium
     (Debian Bug#764917 by Laurent Bonnaud <L.Bonnaud@laposte.net>)
   * Don't blacklist services by default but use a new override_rc option
     to don't restart some critical services by default.
-    (Debian Bug#763937 Christoph Anton Mitterer <calestyo@scientia.net>)
+    (Debian Bug#763937 by Christoph Anton Mitterer <calestyo@scientia.net>)
+  * Don't restart services greylisted in override_rc in auto mode.
+    (Debian Bug#770937 by Axel Beckert <abe@debian.org>)
   * [UI] Disable progress bar while running non-interactive.
     (Debian Bug#768124 by Phillip Berndt <phillip.berndt@googlemail.com>)
   * [UI] Fix warning on uninitialized values while reading from /dev/stdin.