Fix: Missing chunk length in ending message due to .lstrip()

Author: michalpokusa

adafruit_httpserver/response.py

@@ -187,7 +187,7 @@ def send_chunk(self, chunk: str = "") -> None:
 
         :param str chunk: String data to be sent.
         """
-        hex_length = hex(len(chunk)).lstrip("0x").rstrip("L")
+        hex_length = hex(len(chunk))[2:]  # removing 0x
 
         self._send_bytes(
             self.request.connection, f"{hex_length}\r\n{chunk}\r\n".encode("utf-8")