submodules: update clippy from 20da8f4 to 71be6f6

matthiaskrgr · matthiaskrgr · commit d68f0e1ef61a · 2019-06-06T12:56:26.000+02:00
Changes: ```` rustup rust-lang#57428 Remove `to_string()`s from CompilerLintFunctions Fix comment grammar Fix .map(..).unwrap_or_else(..) bad suggestion add suggestions for print/write with newline lint ````
diff --git a/src/tools/clippy b/src/tools/clippy
@@ -1 +1 @@
-Subproject commit 20da8f45c601d0eec8af8c0897abd536ad57951f
+Subproject commit 71be6f62fa920c0bd10cdf3a29aeb8c6719a8075
