chore(deps): update rust to nightly-2026-08-30

Author: renovate[bot]

rust-toolchain.toml

@@ -2,5 +2,5 @@
 # Needed nightly features:
 # - cargo `Z-bindeps` to build and embed preload shared libraries as dependencies of fspy
 # - `windows_process_extensions_main_thread_handle` to get the main thread handle for Detours injection
-channel = "nightly-2026-08-02"
+channel = "nightly-2026-08-30"
 profile = "default"