fix typo

src/main.rs

@@ -5,7 +5,7 @@ use std::thread;
 fn raw_to_string(rawdata: &[u8]) -> String {
     let mut data = String::new();
     for byte in rawdata.iter() {
-        if *byte >= 32 && *byte >= 126 {
+        if *byte >= 32 && *byte <= 126 {
             data.push((*byte).into());
         } else {
             data.push_str(&format!("\\{:x?} ", *byte));