build(deps): bump digest from 0.11.0-rc.1 to 0.11.0-rc.2 (#719)

Author: dependabot[bot]

Cargo.lock

@@ -23,7 +23,7 @@ cipher = "0.5.0-rc.1"
 cmac = "0.8.0-rc.1"
 ctr = "0.10.0-rc.1"
 dbl = "0.5"
-digest = { version = "0.11.0-rc.1", features = ["mac"] }
+digest = { version = "0.11.0-rc.2", features = ["mac"] }
 zeroize = { version = "1", optional = true, default-features = false }
 
 # optional dependencies