refactor(gateway): Use .clear instead of creating a new bytearray (#161)

Author: TAG-Epic

nextcore/gateway/decompressor.py

@@ -101,5 +101,5 @@ def decompress(self, data: bytes) -> bytes | None:
             raise ValueError("Data is corrupted. Please void all zlib context.") from None
 
         # If successful, clear the pending data.
-        self._buffer = bytearray()
+        self._buffer.clear()
         return data