add recent netstack.fm episodes to Update 2025-10-08-this-week-in-rust.md (#7109)

Author: GlenDC

draft/2025-10-08-this-week-in-rust.md

@@ -54,6 +54,9 @@ and just ask the editors to select the category.
 
 ### Observations/Thoughts
 
+[audio] [Netstack.FM Episode 7 – Rustls with Dirkjan Ochtman](https://netstack.fm/#episode-7)
+[audio] [Netstack.FM Episode 8 – Fuchsia's Netstack3 with Bruno Dal Bo Silva](https://netstack.fm/#episode-8)
+
 ### Rust Walkthroughs
 
 * [Generic Numeric Computations in Rust ](https://michaelmauderer.com/blog/generic-numeric-computations/)