Remove unused file

components/highlighting/src/highlighting.rs

@@ -1,16 +0,0 @@
-use syntect::dumps::from_binary;
-use syntect::parsing::SyntaxSet;
-use syntect::highlighting::ThemeSet;
-
-thread_local!{
-    pub static SYNTAX_SET: SyntaxSet = {
-        let mut ss: SyntaxSet = from_binary(include_bytes!("../../../sublime_syntaxes/newlines.packdump"));
-        ss.link_syntaxes();
-        ss
-    };
-}
-
-lazy_static!{
-    pub static ref THEME_SET: ThemeSet = from_binary(include_bytes!("../../../sublime_themes/all.themedump"));
-}
-