Meta/cook: update blurb on the status line again

cook

diff --git a/cook b/cook
index 8376a87..52d425a 100755
--- a/cook
+++ b/cook
@@ -449,9 +449,9 @@
 aren't considered "accepted" at all.  Each topic is annotated with
 one-line comment of its status (e.g., "Waiting for response", "Will
 merge to 'master'") and may be annotated with URLs of messages that
-explain the status, but these references are by no means exhaustive.
+led to the status, but these references are by no means exhaustive.
 A topic without enough support may be discarded after a long period
-of no activity (of course, it can be resubmitted when new interest
+of inactivity (of course, it can be resubmitted when new interest
 arises).
 
 Copies of the source code to Git live in many repositories, and the