ci: ignore recent RUSTSEC warnings (project-oak#417)

Author: daviddrysdale

deny.toml

@@ -19,8 +19,15 @@ ignore = [
     # Remove once chrono has been updated to pull in a fixed version of time
     # See https://github.com/chronotope/chrono/issues/553
     "RUSTSEC-2020-0071",
+    # atty is not used with a custom global allocator
+    "RUSTSEC-2021-0145",
     # xml-rs is Unmaintained (via rusoto_core(0.48))
     "RUSTSEC-2022-0048",
+    # tokio not used with named pipes + Windows
+    "RUSTSEC-2023-0001",
+    # rusoto_* is Unmaintained
+    # TODO(#416): migrate off rusoto
+    "RUSTSEC-2022-0071",
     # ansi_term is Unmaintained (via structopt(0.3.26))
     "RUSTSEC-2021-0139",
 ]