Run cargo fmt on the whole code base (#9394)

* Run cargo fmt on the whole code base

* Second run

* Add CI check

* Fix compilation

* More unnecessary braces

* Handle weights

* Use --all

* Use correct attributes...

* Fix UI tests

* AHHHHHHHHH

* 🤦

* Docs

* Fix compilation

* 🤷

* Please stop

* 🤦 x 2

* More

* make rustfmt.toml consistent with polkadot

Co-authored-by: André Silva <andrerfosilva@gmail.com>

substrate/bin/node/cli/tests/common.rs

@@ -18,11 +18,18 @@
 
 #![cfg(unix)]
 
-use std::{process::{Child, ExitStatus}, thread, time::Duration, path::Path};
 use assert_cmd::cargo::cargo_bin;
-use std::{convert::TryInto, process::Command};
-use nix::sys::signal::{kill, Signal::SIGINT};
-use nix::unistd::Pid;
+use nix::{
+	sys::signal::{kill, Signal::SIGINT},
+	unistd::Pid,
+};
+use std::{
+	convert::TryInto,
+	path::Path,
+	process::{Child, Command, ExitStatus},
+	thread,
+	time::Duration,
+};
 
 /// Wait for the given `child` the given number of `secs`.
 ///
@@ -50,12 +57,7 @@ pub fn wait_for(child: &mut Child, secs: usize) -> Option<ExitStatus> {
 pub fn run_dev_node_for_a_while(base_path: &Path) {
 	let mut cmd = Command::new(cargo_bin("substrate"));
 
-	let mut cmd = cmd
-		.args(&["--dev"])
-		.arg("-d")
-		.arg(base_path)
-		.spawn()
-		.unwrap();
+	let mut cmd = cmd.args(&["--dev"]).arg("-d").arg(base_path).spawn().unwrap();
 
 	// Let it produce some blocks.
 	thread::sleep(Duration::from_secs(30));