add the license identifier

arnolddevos · arnolddevos · commit b7ecd1850166 · 2021-10-19T17:00:23.000+11:00
diff --git a/Cargo.toml b/Cargo.toml
@@ -4,5 +4,5 @@ version = "0.1.0"
 edition = "2018"
 description = "A unit-of-measure and electrical calculations library."
 repository = "https://github.com/arnolddevos/measures.git"
-license = "Apache License Version 2.0"
+license = "Apache-2.0"
 readme = "README.md"
