Update CHANGELOG

Author: josevalim

CHANGELOG.md

@@ -192,6 +192,30 @@ It also introduces a new compiler option called `:module_definition`, which if t
 
 You can enable it by setting `elixirc_options: [module_definition: :interpreted]` in your `mix.exs`.
 
+## v1.20.2-dev
+
+### 1. Enhancements
+
+#### Elixir
+
+  * [Kernel.ParallelCompiler] Include per-module type checking times when compiler profiling is enabled with `profile: :time`
+
+### 2. Bug fixes
+
+#### Elixir
+
+  * [Kernel] Fix binary comprehensions with sizes when options such as `:uniq` or `:into` are used
+  * [Kernel] Improve compiler error messages when `quote` with `unquote` is used inside a pattern or guard
+  * [Kernel] Restore the compiler optimization of `Kernel.put_elem/3` to emit `:erlang.setelement/3`
+  * [Module] Fix type checking of bitstring patterns that reuse variables
+  * [Module] Fix type information for `__info__(:struct)` to include the `:required` key
+  * [Module] Fix type warnings for protocol implementations whose protocol module defines additional callbacks
+  * [Module] Raise clearer type checking errors when an expected struct is removed or redefined during compilation
+
+#### Mix
+
+  * [mix deps.compile] Recompile fetched dependencies when their compile-time environment changes
+
 ## v1.20.1 (2026-06-09)
 
 ### 1. Security