Froze InstructionsArguments class as this does not need to be mutable.

Author: CreatingNull

CHANGES.rst

@@ -16,6 +16,8 @@ Version 0.6.0
   getter methods such as ``get_pin`` should be provided.
 * Removed checks to ``COMResult.exception`` length in internal code as it is
   sufficient to just check ``COMResult.status``.
+* Set ``abstractions.InstructionArguments`` class froze as there is no-reason
+  for it to be mutable.
 
 Version 0.5.0
 -------------

uoshardware/abstractions.py

@@ -164,7 +164,7 @@ def get_rx_payload(self, packet_index: int) -> list[int]:
         return self.rx_packets[packet_index][4:-2]
 
 
-@dataclass
+@dataclass(frozen=True)
 class InstructionArguments:
     """Containing the data structure used to generalise UOS arguments."""