feat: convert 1st digit of status firstly

…to avoid converting incorrect status codes to `StatusCode` enum.
I think it would give +0.001% to performance on invalid statuses :)

src/status.rs

@@ -103,10 +103,10 @@ impl Status {
         let code = first * 10 + second;
 
         Ok(Status {
-            // get enum item for 2-digit status code
-            status_code: StatusCode::try_from_primitive(code)?,
-            // get enum entry for first digit
+            // get enum entry for the first digit
             reply_type: ReplyType::try_from_primitive(first)?,
+            // get enum item for the 2-digit status code
+            status_code: StatusCode::try_from_primitive(code)?,
             // provide separate field for the 2nd digit
             second_digit: second,
         })