Remove tracing-etw link

This git repository is gone, the crate (which only ever had one version)
is yanked.

README.md

@@ -401,7 +401,6 @@ are not maintained by the `tokio` project. These include:
 - [`tracing-tracy`] provides a way to collect [Tracy] profiles in instrumented
   applications.
 - [`tracing-elastic-apm`] provides a layer for reporting traces to [Elastic APM].
-- [`tracing-etw`] provides a layer for emitting Windows [ETW] events.
 - [`sentry-tracing`] provides a layer for reporting events and traces to [Sentry].
 - [`tracing-forest`] provides a subscriber that preserves contextual coherence by 
   grouping together logs from the same spans during writing.
@@ -440,8 +439,6 @@ please let us know!)
 [Tracy]: https://github.com/wolfpld/tracy
 [`tracing-elastic-apm`]: https://crates.io/crates/tracing-elastic-apm
 [Elastic APM]: https://www.elastic.co/apm
-[`tracing-etw`]: https://github.com/microsoft/tracing-etw
-[ETW]: https://docs.microsoft.com/en-us/windows/win32/etw/about-event-tracing
 [`sentry-tracing`]: https://crates.io/crates/sentry-tracing
 [Sentry]: https://sentry.io/welcome/
 [`tracing-forest`]: https://crates.io/crates/tracing-forest

tracing/README.md

@@ -372,7 +372,6 @@ maintained by the `tokio` project. These include:
 - [`tracing-tracy`] provides a way to collect [Tracy] profiles in instrumented
   applications.
 - [`tracing-elastic-apm`] provides a layer for reporting traces to [Elastic APM].
-- [`tracing-etw`] provides a layer for emitting Windows [ETW] events.
 - [`tracing-fluent-assertions`] provides a fluent assertions-style testing
   framework for validating the behavior of `tracing` spans.
 - [`sentry-tracing`] provides a layer for reporting events and traces to [Sentry].
@@ -400,8 +399,6 @@ please let us know! We'd love to add your project to the list!
 [Tracy]: https://github.com/wolfpld/tracy
 [`tracing-elastic-apm`]: https://crates.io/crates/tracing-elastic-apm
 [Elastic APM]: https://www.elastic.co/apm
-[`tracing-etw`]: https://github.com/microsoft/tracing-etw
-[ETW]: https://docs.microsoft.com/en-us/windows/win32/etw/about-event-tracing
 [`tracing-fluent-assertions`]: https://crates.io/crates/tracing-fluent-assertions
 [`sentry-tracing`]: https://crates.io/crates/sentry-tracing
 [Sentry]: https://sentry.io/welcome/

tracing/src/lib.rs

@@ -799,7 +799,6 @@
 //!  - [`tracing-tracy`] provides a way to collect [Tracy] profiles in instrumented
 //!    applications.
 //!  - [`tracing-elastic-apm`] provides a layer for reporting traces to [Elastic APM].
-//!  - [`tracing-etw`] provides a layer for emitting Windows [ETW] events.
 //!  - [`tracing-fluent-assertions`] provides a fluent assertions-style testing
 //!    framework for validating the behavior of `tracing` spans.
 //!  - [`sentry-tracing`] provides a layer for reporting events and traces to [Sentry].
@@ -837,8 +836,6 @@
 //! [Tracy]: https://github.com/wolfpld/tracy
 //! [`tracing-elastic-apm`]: https://crates.io/crates/tracing-elastic-apm
 //! [Elastic APM]: https://www.elastic.co/apm
-//! [`tracing-etw`]: https://github.com/microsoft/tracing-etw
-//! [ETW]: https://docs.microsoft.com/en-us/windows/win32/etw/about-event-tracing
 //! [`tracing-fluent-assertions`]: https://crates.io/crates/tracing-fluent-assertions
 //! [`sentry-tracing`]: https://crates.io/crates/sentry-tracing
 //! [Sentry]: https://sentry.io/welcome/