Update wasmtime-03-13.md

Add bytecodealliance/wasmtime#10344 to the agenda.

Author: alexcrichton

wasmtime/2025/wasmtime-03-13.md

@@ -13,6 +13,7 @@
    1. _Submit a PR to add your announcement here_
    2. fitzgen: The `@wasmtime-core` team has chosen the Wasmtime project's TSC representative
 1. Other agenda items
+   1. [Manually submitting security bugs to rustsec](https://github.com/bytecodealliance/wasmtime/issues/10344) (@alexcrichton)
    1. _Submit a PR to add your item here_
 1. Issue Triage
    * [New, Untriaged Issues](https://github.com/bytecodealliance/wasmtime/issues?q=is%3Aopen+comments%3A%3C2+created%3A%3E%3D2024-12-19)