Update metadata for hdf5-derive crate

Author: aldanor

hdf5-derive/Cargo.toml

@@ -2,6 +2,11 @@
 name = "hdf5-derive"
 version = "0.5.0"
 authors = ["Ivan Smirnov <i.s.smirnov@gmail.com>"]
+keywords = ["hdf5"]
+license = "MIT/Apache-2.0"
+description = "Derive macro for HDF5 structs and enums."
+repository = "https://github.com/aldanor/hdf5-rust"
+homepage = "https://github.com/aldanor/hdf5-rust"
 edition = "2018"
 
 [lib]