Update deny.toml.

Author: cfallin

deny.toml

@@ -1,3 +1,4 @@
+[graph]
 targets = [
     { triple = "x86_64-unknown-linux-gnu" },
     { triple = "x86_64-apple-darwin" },
@@ -7,8 +8,6 @@ targets = [
 
 # https://embarkstudios.github.io/cargo-deny/checks/advisories/cfg.html
 [advisories]
-vulnerability = "deny"
-unmaintained = "deny"
 yanked = "deny"
 ignore = []
 
@@ -19,6 +18,7 @@ allow = [
     "Apache-2.0",
     "MIT",
     "Unicode-DFS-2016",
+    "Unicode-3.0",
 ]
 
 # https://embarkstudios.github.io/cargo-deny/checks/bans/cfg.html