fix: Remove the extra \ from ANSIEscapeCode

Author: Syaw0

src/ansi_escape_code.rs

@@ -7,7 +7,7 @@ impl ANSIEscapeCode {
     }
 
     pub fn code(&self) -> String {
-        format!("\\x1b[{}m", self.parameter)
+        format!("\x1b[{}m", self.parameter)
     }
 }
 
@@ -20,18 +20,18 @@ mod ansi_escape_code_test {
     #[test]
     fn create_simple_ansi_code() {
         let p = ANSIEscapeCode::new("33");
-        assert_eq!(p.code(), "\\x1b[33m")
+        assert_eq!(p.code(), "\x1b[33m")
     }
 
     #[test]
     fn create_reset_ansi_code() {
         let reset_ansi = ANSIEscapeCode::new("0");
-        assert_eq!("\\x1b[0m", reset_ansi.code());
+        assert_eq!("\x1b[0m", reset_ansi.code());
     }
 
     #[test]
     fn create_bright_cyan_ansi_code() {
         let reset_ansi = ANSIEscapeCode::new("96");
-        assert_eq!("\\x1b[96m", reset_ansi.code());
+        assert_eq!("\x1b[96m", reset_ansi.code());
     }
 }