Add Rust circle meetup to 617

Author: mariannegoldin

draft/2025-09-17-this-week-in-rust.md

@@ -238,6 +238,8 @@ Rusty Events between 2025-09-17 - 2025-10-15 🦀
     * [**Rust Readers Discord Discussion: Macros**](https://www.meetup.com/dallasrust/events/311046301/)
 * 2025-10-01 | Virtual (Indianapolis, IN, US) | [Indy Rust](https://www.meetup.com/indyrs/events/)
     * [**Indy.rs - with Social Distancing**](https://www.meetup.com/indyrs/events/wqzhftyhcnbcb)
+* 2025-10-04 | Virtual (Kampala, UG) | [Rust Circle Meetup](https://www.eventbrite.com/o/rust-circle-kampala-65249289033)
+    * [**Rust Circle Meetup**](https://www.eventbrite.com/e/rust-circle-meetup-tickets-628763858627)
 * 2025-10-05 | Virtual (Dallas, TX, US) | [Dallas Rust User Meetup](https://www.meetup.com/dallasrust/events/)
     * [**Rust Readers Discord Discussion: Macros**](https://www.meetup.com/dallasrust/events/311062530/)
 * 2025-10-07 | Virtual (Beijing, CN) | [WebAssembly and Rust Meetup (Wasm Empowering AI)](https://www.meetup.com/wasm-rust-meetup/events/)