Remove substrate-in-the-browser (#9541)

* Comment out browser stuff

* Remove browser stuff

* Remove more wasm transport code

* Remove ExtTransport and rework how telemetry initialises.

* Change (most) wasm-timer using code to use std::time

* Rename CI-job

* Aura does not compile for wasm

* Remove testing in the browser on CI

* Update README

* Leave `StreamSink` be

* fmt

substrate/client/peerset/src/lib.rs

@@ -42,9 +42,9 @@ use std::{
 	collections::{HashMap, HashSet, VecDeque},
 	pin::Pin,
 	task::{Context, Poll},
-	time::Duration,
+	time::{Duration, Instant},
 };
-use wasm_timer::{Delay, Instant};
+use wasm_timer::Delay;
 
 pub use libp2p::PeerId;
 

substrate/client/peerset/src/peersstate.rs

@@ -36,8 +36,8 @@ use std::{
 		hash_map::{Entry, OccupiedEntry},
 		HashMap, HashSet,
 	},
+	time::Instant,
 };
-use wasm_timer::Instant;
 
 /// State storage behind the peerset.
 ///