refactor(rustfmt): ignore options/flags.rs

Signed-off-by: Christina Sørensen <christina@cafkafk.com>

rustfmt.toml

@@ -1 +0,0 @@
-ignore = ['src/options/flags.rs']

src/options/flags.rs

@@ -1,3 +1,4 @@
+#![rustfmt::skip]
 use crate::options::parser::{Arg, Args, TakesValue, Values};
 
 // exa options