Run "cargo update" in preparation for release

Cargo.lock

@@ -291,9 +291,9 @@ dependencies = [
 
 [[package]]
 name = "async-io"
-version = "1.6.0"
+version = "1.7.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "a811e6a479f2439f0c04038796b5cfb3d2ad56c230e0f2d3f7b04d68cfee607b"
+checksum = "e5e18f61464ae81cde0a23e713ae8fd299580c54d697a35820cfd0625b8b0e07"
 dependencies = [
  "concurrent-queue",
  "futures-lite",
@@ -1685,9 +1685,9 @@ dependencies = [
 
 [[package]]
 name = "keccak"
-version = "0.1.0"
+version = "0.1.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "67c21572b4949434e4fc1e1978b99c5f77064153c59d998bf13ecd96fb5ecba7"
+checksum = "f9b7d56ba4a8344d6be9729995e6b06f928af29998cdf79fe390cbf6b1fee838"
 
 [[package]]
 name = "kernel32-sys"