submodules: update clippy from d8b42690 to f5d868c9

Fixes clippy toolstate.

Changes:
````
rustup https://github.com/rust-lang/rust/pull/55852/
Fix "too" -> "foo" typo in format.rs
Fix `use_self` violation
Fix wrong suggestion for `redundant_closure_call`
Check for common metadata
Fix `use_self` false positive on `use` statements
Fix `use_self` false positive
Remove `+` from `has_unary_equivalent`
Fix dogfood
Update println! formatting
Fix false positive in check mode caused by `gen_deprecated`
RIIR update lints: Add check mode (update_lints.py rewrite complete)
changed into_iter to iter and fixed a lint check
Fix `collapsible_if` error
Fix `possible_missing_comma` false positives
format code
fix comment spacing
change single char str to char
add lint to lintarray macro
Revert "small fix"
small fix
added float support for mistyped literal lints
tmp progress
````

2 files changed, 14 insertions, 14 deletions

diff --git a/src/Cargo.lock b/src/Cargo.lock
index 64e18899c9d..a0bb92867ff 100644
--- a/src/Cargo.lock
+++ b/src/Cargo.lock
@@ -232,7 +232,7 @@ dependencies = [
 
 [[package]]
 name = "cargo_metadata"
-version = "0.6.0"
+version = "0.6.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
  "error-chain 0.12.0 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -302,7 +302,7 @@ dependencies = [
 name = "clippy"
 version = "0.0.212"
 dependencies = [
- "cargo_metadata 0.6.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "cargo_metadata 0.6.2 (registry+https://github.com/rust-lang/crates.io-index)",
  "clippy-mini-macro-test 0.2.0",
  "clippy_dev 0.0.1",
  "clippy_lints 0.0.212",
@@ -336,7 +336,7 @@ dependencies = [
 name = "clippy_lints"
 version = "0.0.212"
 dependencies = [
- "cargo_metadata 0.6.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "cargo_metadata 0.6.2 (registry+https://github.com/rust-lang/crates.io-index)",
  "if_chain 0.1.3 (registry+https://github.com/rust-lang/crates.io-index)",
  "itertools 0.7.8 (registry+https://github.com/rust-lang/crates.io-index)",
  "lazy_static 1.1.0 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -1283,7 +1283,7 @@ name = "miri"
 version = "0.1.0"
 dependencies = [
  "byteorder 1.2.3 (registry+https://github.com/rust-lang/crates.io-index)",
- "cargo_metadata 0.6.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "cargo_metadata 0.6.2 (registry+https://github.com/rust-lang/crates.io-index)",
  "colored 1.6.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "compiletest_rs 0.3.16 (registry+https://github.com/rust-lang/crates.io-index)",
  "env_logger 0.5.12 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -1780,7 +1780,7 @@ name = "rls"
 version = "0.130.5"
 dependencies = [
  "cargo 0.33.0",
- "cargo_metadata 0.6.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "cargo_metadata 0.6.2 (registry+https://github.com/rust-lang/crates.io-index)",
  "clippy_lints 0.0.212",
  "crossbeam-channel 0.2.6 (registry+https://github.com/rust-lang/crates.io-index)",
  "env_logger 0.5.12 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -2502,7 +2502,7 @@ dependencies = [
  "assert_cli 0.6.2 (registry+https://github.com/rust-lang/crates.io-index)",
  "atty 0.2.11 (registry+https://github.com/rust-lang/crates.io-index)",
  "bytecount 0.3.2 (registry+https://github.com/rust-lang/crates.io-index)",
- "cargo_metadata 0.6.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "cargo_metadata 0.6.2 (registry+https://github.com/rust-lang/crates.io-index)",
  "derive-new 0.5.4 (registry+https://github.com/rust-lang/crates.io-index)",
  "diff 0.1.11 (registry+https://github.com/rust-lang/crates.io-index)",
  "env_logger 0.5.12 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -3180,7 +3180,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 "checksum bytecount 0.3.2 (registry+https://github.com/rust-lang/crates.io-index)" = "f861d9ce359f56dbcb6e0c2a1cb84e52ad732cadb57b806adeb3c7668caccbd8"
 "checksum byteorder 1.2.3 (registry+https://github.com/rust-lang/crates.io-index)" = "74c0b906e9446b0a2e4f760cdb3fa4b2c48cdc6db8766a845c54b6ff063fd2e9"
 "checksum bytesize 1.0.0 (registry+https://github.com/rust-lang/crates.io-index)" = "716960a18f978640f25101b5cbf1c6f6b0d3192fab36a2d98ca96f0ecbe41010"
-"checksum cargo_metadata 0.6.0 (registry+https://github.com/rust-lang/crates.io-index)" = "2d6809b327f87369e6f3651efd2c5a96c49847a3ed2559477ecba79014751ee1"
+"checksum cargo_metadata 0.6.2 (registry+https://github.com/rust-lang/crates.io-index)" = "7d8dfe3adeb30f7938e6c1dd5327f29235d8ada3e898aeb08c343005ec2915a2"
 "checksum cc 1.0.25 (registry+https://github.com/rust-lang/crates.io-index)" = "f159dfd43363c4d08055a07703eb7a3406b0dac4d0584d96965a3262db3c9d16"
 "checksum cfg-if 0.1.5 (registry+https://github.com/rust-lang/crates.io-index)" = "0c4e7bb64a8ebb0d856483e1e682ea3422f883c5f5615a90d51a2c82fe87fdd3"
 "checksum chalk-engine 0.8.0 (registry+https://github.com/rust-lang/crates.io-index)" = "6749eb72e7d4355d944a99f15fbaea701b978c18c5e184a025fcde942b0c9779"
diff --git a/src/tools/clippy b/src/tools/clippy
-Subproject d8b426901a75b1eb975f52b4537f2736f2b9443
+Subproject f5d868c9edfc6c2a9310d564a2f738bec67dfd6