Need license or license-file, not both.

Cargo.toml

@@ -7,7 +7,6 @@ authors = ["Steve Thielemann <[email protected]>"]
 description = "An Automatic Go-lang updater"
 repository = "https://git.red-green.com/RedGreen/go-up"
 license = "MIT"
-license-file = "LICENSE.txt"
 
 [dependencies]
 anyhow = "1.0.97"