Update TEST_HITLIST.md

TEST_HITLIST.md

@@ -13,7 +13,7 @@ Key backups:
 One-time Keys:
 - [x] When Alice runs out of OTKs, the fallback key is used.
 - [x] Alice cycles her fallback key when she becomes aware that it has been used.
-- [ ] When a OTK is reused, Alice... (TODO: ??? rejects both, rejects latest, rejects neither?)
+- [ ] When a OTK is reused, Alice rejects the 2nd+ use of the OTK.
 
 Key Verification: (Short Authentication String)
 - [ ] Happy case Alice <-> Bob key verification.
@@ -42,4 +42,4 @@ Regression tests:
  - [ ] Receive a to-device event with a room key, then fail requests to `/keys/query`. Ensure you can still see encrypted messages in that room. Regression test for https://github.com/vector-im/element-web/issues/24682
  - [ ] Receive many to-device events followed by a room key, then quickly restart the client. Ensure you can still see encrypted messages in that room. Tests that to-device events are persisted locally or the since token is not advanced before processing to avoid dropped to-device events. Regression test for https://github.com/vector-im/element-web/issues/23113
  - [ ] If you make a new room key, you need to send it to all devices in the room. If you restart the client mid-way through sending, ensure the rest get sent upon restart.
- - [ ] Tests for [MSC3061](https://github.com/matrix-org/matrix-spec-proposals/pull/3061): Sharing room keys for past messages. Rust SDK: https://github.com/matrix-org/matrix-rust-sdk/issues/580
+ - [ ] Tests for [MSC3061](https://github.com/matrix-org/matrix-spec-proposals/pull/3061): Sharing room keys for past messages. Rust SDK: https://github.com/matrix-org/matrix-rust-sdk/issues/580