submodules: update clippy from d8e6e4c to 1ff81c1

matthiaskrgr · matthiaskrgr · commit 454ba778d46f · 2020-03-23T16:46:46.000+01:00
Changes: ```` rustup #69968 Fix documentation generation for configurable lints Fix single binding in closure Improvement: Don't show function body in needless_lifetimes ````
diff --git a/src/tools/clippy b/src/tools/clippy
@@ -1 +1 @@
-Subproject commit d8e6e4cfcd83d555bd7717ea24224b777ed75773
+Subproject commit 1ff81c1b6d7abdcc9ee47f4a8ab175082cad4421
