chore: update deny.toml

the unicode-ident crates changed license from Unicode-DFS-2016 to
Unicode-3.0

Signed-off-by: Patrick Roy <[email protected]>

Author: roypat

deny.toml

@@ -5,7 +5,7 @@ allow = [
     "Apache-2.0",
     "BSD-3-Clause",
     "ISC",
-    "Unicode-DFS-2016",
+    "Unicode-3.0",
     "OpenSSL"
 ]