Update derive subcrate

Author: samuelburnham

Diff for: Cargo.toml

@@ -12,7 +12,6 @@ repository = "https://github.com/yatima-inc/sp-multihash"
 documentation = "https://docs.rs/sp-multihash"
 description = "Multihash library for `no_std` use within Substrate"
 keywords = ["multihash", "no-std"]
-categories = ["no-std"]
 
 [features]
 default = ["derive", "multihash-impl", "secure-hashes"]

Diff for: derive/Cargo.toml

@@ -2,6 +2,10 @@
 name = "sp-multihash-derive"
 version = "0.1.0"
 edition = "2018"
+authors = ["Samuel Burnham <[email protected]>"]
+license = "MIT"
+repository = "https://github.com/yatima-inc/sp-multihash"
+description = "Proc macro for deriving custom sp-multihash tables"
 
 [lib]
 proc-macro = true