Update LDM agenda (#7875)

meetings/2024/README.md

@@ -6,6 +6,7 @@ All schedule items must have a public issue or checked-in proposal that can be l
 
 - Confirm [order of evaluation with non-array params collections in non-trivial scenarios](https://github.com/dotnet/csharplang/blob/main/proposals/params-collections.md#order-of-evaluation-with-non-array-collections-in-non-trivial-scenarios) (Aleksey)
 - Dictionary-expressions + Collection-expressions future: WG to go over our plans, and the initial design space.
+- Review [metadata](https://github.com/dotnet/csharplang/blob/main/proposals/params-collections.md#metadata) section for"Params Collections". (Aleksey) 
 
 ## Schedule when convenient