Update RLS and rustfmt.

Author: kennytm

src/Cargo.lock

@@ -23,21 +23,9 @@ members = [
   "tools/rustfmt",
   "tools/miri",
   "tools/rustdoc-themes",
-  # FIXME(https://github.com/rust-lang/cargo/issues/4089): move these to exclude
-  "tools/rls/test_data/bin_lib",
-  "tools/rls/test_data/borrow_error",
-  "tools/rls/test_data/common",
-  "tools/rls/test_data/deglob",
-  "tools/rls/test_data/features",
-  "tools/rls/test_data/find_all_refs_no_cfg_test",
-  "tools/rls/test_data/find_impls",
-  "tools/rls/test_data/infer_bin",
-  "tools/rls/test_data/infer_custom_bin",
-  "tools/rls/test_data/infer_lib",
-  "tools/rls/test_data/multiple_bins",
-  "tools/rls/test_data/reformat",
-  "tools/rls/test_data/reformat_with_range",
-  "tools/rls/test_data/workspace_symbol",
+]
+exclude = [
+  "tools/rls/test_data",
 ]
 
 # Curiously, LLVM 7.0 will segfault if compiled with opt-level=3