chore: fix license clause (#15)

Author: TheDome

Cargo.toml

@@ -4,7 +4,7 @@ version = "0.0.0"
 edition = "2021"
 categories = ["data-structures"]
 author = "Dominic Heun <dominic.heun@gmx.net>"
-license = "BSD"
+license = "BSD-3-Clause"
 description = "JSON library for QT"
 repository = "https://github.com/thedome/qt-json-rs"
 homepage = "https://github.com/thedome/qt-json-rs"

README.md

@@ -39,4 +39,4 @@ engineering.
 There is a possibility that the code will not work with other Version of Qt JSON documents.
 Any help with this library is welcome.
 
-License: BSD
+License: BSD-3-Clause