update dependencies

a few were vulnerable according to cargo-audit, but none of it would've
mattered for us (probably). time is still vulnerable, but that really
doesn't matter.

1 files changed, 1 insertions, 0 deletions

diff --git a/Cargo.toml b/Cargo.toml
index 246e51c..43a3499 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -42,6 +42,7 @@ features = ["hyper-client"]
 
 [dev-dependencies]
 hex-literal = "0.3.4"
+tokio = { version = "1", features = [ "process" ] }
 
 [profile.dev.package.scrypt]
 # avoid tests taking a huge amount of time due to unoptimized scrypt