Whitespace fix

src/main.rs

@@ -121,8 +121,8 @@ pub fn parse (data: String) -> Config {
 /// Runtime errors.
 #[derive(Debug)]
 pub enum Error {
-	Hyper (hyper::Error),
-	Http (http::Error),
+    Hyper (hyper::Error),
+    Http (http::Error),
 }
 
 impl std::error::Error for Error {}
@@ -130,8 +130,8 @@ impl std::error::Error for Error {}
 impl std::fmt::Display for Error {
     fn fmt(&self, f: &mut std::fmt::Formatter<'_>) -> std::fmt::Result {
         match self {
-			Error::Hyper (e) => e.fmt(f),
-			Error::Http (e) => e.fmt(f),
+            Error::Hyper (e) => e.fmt(f),
+            Error::Http (e) => e.fmt(f),
         }
     }
 }