typo

Author: ThomasQuesadilla

index.bs

@@ -4691,7 +4691,7 @@ To <dfn>queue reports for delivery</dfn> given a [=set=] of
     1. Let |reportLifeTime| be the lesser of |report|'s
         [=attribution report/source time=] and [=attribution report/trigger time=].
     1. If [=current wall time=] - |reportLifeTime| is less than or equal to
-        [=Max attribution report time-to-live=], [=list/Append=] |report| to
+        [=Max attribution report time-to-live=], [=list/append=] |report| to
         |reportsToSend|.
 1. [=shuffle a list|Shuffle=] |reportsToSend|.