fix meta info

Author: ToKiNoBug

Cargo.toml

@@ -3,7 +3,7 @@ name = "SharedLibDeployer"
 version = "1.0.0"
 edition = "2021"
 authors = ["Joseph <tokinobug@163.com>"]
-license = "GPL-3"
+license = "GPL-3.0-only"
 description = "Deploy dlls for your exectuable, useful for redistributing your application as binaries."
 readme = "README.md"
 homepage = "https://github.com/ToKiNoBug/SharedLibDeployer"