run util/dev update_lints and cargo fmt --all

Author: rhysd

README.md

@@ -7,7 +7,7 @@
 
 A collection of lints to catch common mistakes and improve your [Rust](https://github.com/rust-lang/rust) code.
 
-[There are 295 lints included in this crate!](https://rust-lang.github.io/rust-clippy/master/index.html)
+[There are 296 lints included in this crate!](https://rust-lang.github.io/rust-clippy/master/index.html)
 
 We have a bunch of lint categories to allow you to choose how much Clippy is supposed to ~~annoy~~ help you:
 

clippy_lints/src/dbg_macro.rs

@@ -1,10 +1,10 @@
-use crate::utils::{span_help_and_lint, span_lint_and_sugg, snippet_opt};
+use crate::utils::{snippet_opt, span_help_and_lint, span_lint_and_sugg};
 use rustc::lint::{EarlyContext, EarlyLintPass, LintArray, LintPass};
 use rustc::{declare_tool_lint, lint_array};
-use syntax::ast;
 use rustc_errors::Applicability;
-use syntax::tokenstream::TokenStream;
+use syntax::ast;
 use syntax::source_map::Span;
+use syntax::tokenstream::TokenStream;
 
 /// **What it does:** Checks for usage of dbg!() macro.
 ///