docs: v3.2.0 changelog

Author: kozistr

docs/changelogs/v3.2.0.md

@@ -8,7 +8,12 @@
     * `bnb_ademamix8bit`, `bnb_ademamix32bit`, `bnb_paged_ademamix8bit`, `bnb_paged_ademamix32bit`
 * Support 8/4bit, fp8 optimizers. (#208, #281)
     * `torchao_adamw8bit`, `torchao_adamw4bit`, `torchao_adamwfp8`.
+* Support a module-name-level (e.g. `LayerNorm`) weight decay exclusion for `get_optimizer_parameters`. (#282, #283)
 
 ### Bug
 
 * Fix `should_grokfast` condition when initialization. (#279, #280)
+
+### Contributions
+
+thanks to @Vectorrent