Donations: Introduce timeouts in early stages of the workflow

protos/Backups.proto

@@ -1189,7 +1189,7 @@ message GroupJoinRequestCanceledUpdate {
   bytes requestorAci = 1;
 }
 
-// A single requestor has requested to join and cancelled
+// A single requestor has requested to join and canceled
 // their request repeatedly with no other updates in between.
 // The last action encompassed by this update is always a
 // cancellation; if there was another open request immediately
@@ -1392,4 +1392,4 @@ message ChatFolder {
   repeated uint64 includedRecipientIds = 7; // generated recipient id of groups, contacts, and/or note to self
   repeated uint64 excludedRecipientIds = 8; // generated recipient id of groups, contacts, and/or note to self
   bytes id = 9; // should be 16 bytes
-}
+}