Auto merge of #4685 - HMPerson1:patch-1, r=Manishearth

Update adding_lints.md

changelog: none

Author: bors

doc/adding_lints.md

@@ -104,8 +104,6 @@ test file and compare that to the contents of a `.fixed` file.
 Use `tests/ui/update-all-references.sh` to automatically generate the
 `.fixed` file after running the tests.
 
-With tests in place, let's have a look at implementing our lint now.
-
 ### Edition 2018 tests
 
 Some features require the 2018 edition to work (e.g. `async_await`), but
@@ -119,6 +117,8 @@ Manually testing against an example file can be useful if you have added some
 your local modifications, run `env CLIPPY_TESTS=true cargo run --bin
 clippy-driver -- -L ./target/debug input.rs` from the working copy root.
 
+With tests in place, let's have a look at implementing our lint now.
+
 ### Lint declaration
 
 We start by creating a new file in the `clippy_lints` crate. That's the crate