pw_thread_freertos: fixes up a stale context comment

Change-Id: Ib235b5d22853db03a1e132f64834a6c1baf9cbc9
Reviewed-on: https://pigweed-review.googlesource.com/c/pigweed/pigweed/+/35981
Reviewed-by: Wyatt Hepler <hepler@google.com>
Commit-Queue: Ewout van Bekkum <ewout@google.com>
diff --git a/pw_thread_freertos/public/pw_thread_freertos/options.h b/pw_thread_freertos/public/pw_thread_freertos/options.h
index 1c4ea3a..921faa4 100644
--- a/pw_thread_freertos/public/pw_thread_freertos/options.h
+++ b/pw_thread_freertos/public/pw_thread_freertos/options.h
@@ -37,7 +37,7 @@
 //     pw::thread::freertos::Options()
 //         .set_name("static_example_thread")
 //         .set_priority(kFooPriority)
-//         .set_context(static_example_thread_context),
+//         .set_static_context(static_example_thread_context),
 //     example_thread_function);
 //
 class Options : public thread::Options {