fix typo in changelog

CHANGELOG.md

@@ -52,7 +52,7 @@ Coq 8.11 is no longer supported in this version of Iris.
   explicit coercions in a few cases, in particular `WP v {{ Φ }}` must now be
   written `WP (of_val v) {{ Φ }}`.
 * Improve `make_laterable`:
-  - Adjust definition such that `Laterable P` iff `P ⊢ make_laterable `.
+  - Adjust definition such that `Laterable P` iff `P ⊢ make_laterable P`.
     As a consequence, `make_laterable_elim` got weaker: elimination now requires
     an except-0 modality (`make_laterable P -∗ ◇ P`).
   - Add `iModIntro` support for `make_laterable`.