fixed hls rewrite, used redirect url if exists for hls

src/utils/string_utils.rs

@@ -41,17 +41,3 @@ pub fn get_trimmed_string(value: &Option<String>) -> Option<String> {
     }
     None
 }
-
-pub fn replace_after_last_slash(input: &str, replacement: &str) -> String {
-    match input.rsplitn(2, '/').collect::<Vec<&str>>().as_slice() {
-        [_after, before] => {
-            if replacement.starts_with("/") {
-                format!("{before}{replacement}")
-            } else {
-                format!("{before}/{replacement}")
-            }
-        },
-        [_only] => replacement.to_string(), // if there is no slash, replace complete
-        _ => input.to_string(), // fallback, should never happen
-    }
-}