Remove some unused Cargo.toml options

Cargo.toml

@@ -1,20 +1,15 @@
 [package]
 name = "exa"
-version = "0.9.0"
-authors = [ "Benjamin Sago <ogham@bsago.me>" ]
-build = "build.rs"
-edition = "2018"
-
 description = "A modern replacement for ls"
-homepage = "https://the.exa.website/"
-repository = "https://github.com/ogham/exa"
-documentation = "https://github.com/ogham/exa"
 
-readme = "README.md"
+authors = ["Benjamin Sago <ogham@bsago.me>"]
 categories = ["command-line-utilities"]
-keywords = ["ls", "files", "command-line"]
-license = "MIT"
+edition = "2018"
 exclude = ["/devtools/*", "/Justfile", "/Vagrantfile", "/screenshots.png"]
+homepage = "https://the.exa.website/"
+license = "MIT"
+repository = "https://github.com/ogham/exa"
+version = "0.9.0"
 
 
 [[bin]]