Update clippy to latest master

cmdln · cmdln · commit 7fb0a5204a3c · 2018-07-26T12:30:04.000-04:00
diff --git a/src/tools/clippy b/src/tools/clippy
@@ -1 +1 @@
-Subproject commit afd91248eda02cf2968e4e02c77b6c10ecd3fd4f
+Subproject commit b0dabce47803c18b935ec5390de69e04ad5304c2
