Backport rust-lang/rust-clippy#4590 to rustc beta

flip1995 · flip1995 · commit 8aacf98c4472 · 2019-10-11T12:26:41.000+02:00
diff --git a/src/tools/clippy b/src/tools/clippy
@@ -1 +1 @@
-Subproject commit 157edad6205fdd6a4f5932fba2675c6190746358
+Subproject commit 4e7e71b46c88f9ba8b0a424053fe0f28c5e61ab3
