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/network-gossip/Cargo.toml

@@ -23,7 +23,6 @@ lru = "0.6.5"
 prometheus-endpoint = { package = "substrate-prometheus-endpoint", version = "0.9.0", path = "../../utils/prometheus" }
 sc-network = { version = "0.10.0-dev", path = "../network" }
 sp-runtime = { version = "4.0.0-dev", path = "../../primitives/runtime" }
-wasm-timer = "0.2"
 tracing = "0.1.25"
 
 [dev-dependencies]

substrate/client/network-gossip/src/state_machine.rs

@@ -29,8 +29,8 @@ use std::{
 	iter,
 	sync::Arc,
 	time,
+	time::Instant,
 };
-use wasm_timer::Instant;
 
 // FIXME: Add additional spam/DoS attack protection: https://github.com/paritytech/substrate/issues/1115
 // NOTE: The current value is adjusted based on largest production network deployment (Kusama) and