Add unicode-normalization to whitelist.

Author: crlf0710

Diff for: Cargo.lock

@@ -3333,6 +3333,7 @@ dependencies = [
  "serde",
  "serde_json",
  "smallvec 0.6.10",
+ "smallvec 1.0.0",
  "syn 0.15.35",
  "url 2.1.0",
  "winapi 0.3.8",

Diff for: src/tools/rustc-workspace-hack/Cargo.toml

@@ -62,7 +62,8 @@ curl-sys = { version = "0.4.13", features = ["http2", "libnghttp2-sys"], optiona
 crossbeam-utils = { version = "0.6.5", features = ["nightly"] }
 serde = { version = "1.0.82", features = ['derive'] }
 serde_json = { version = "1.0.31", features = ["raw_value"] }
-smallvec = { version = "0.6", features = ['union', 'may_dangle'] }
+smallvec-0_6 = { package = "smallvec", version = "0.6", features = ['union', 'may_dangle'] }
+smallvec = { version = "1.0", features = ['union', 'may_dangle'] }
 url = { version = "2.0", features = ['serde'] }
 syn = { version = "0.15", features = ['full'] }
 

Diff for: src/tools/tidy/src/deps.rs

@@ -170,6 +170,7 @@ const WHITELIST: &[Crate<'_>] = &[
     Crate("term_size"),
     Crate("thread_local"),
     Crate("ucd-util"),
+    Crate("unicode-normalization"),
     Crate("unicode-width"),
     Crate("unicode-xid"),
     Crate("unreachable"),