Use digest from the master branch

Author: newpavlov

Cargo.lock

@@ -39,6 +39,6 @@ blobby = { git = "https://github.com/RustCrypto/utils" }
 # https://github.com/RustCrypto/traits/pull/1916
 # https://github.com/RustCrypto/traits/pull/1953
 # https://github.com/RustCrypto/traits/pull/1958
-digest = { git = "https://github.com/RustCrypto/traits", branch = "digest/tweak_dev_macros" }
+digest = { git = "https://github.com/RustCrypto/traits" }
 # https://github.com/RustCrypto/utils/pull/1200
 block-buffer = { git = "https://github.com/RustCrypto/utils" }