improvement: Add ARM and DSP versions

custom_components/bluetti_bt/bluetti_bt_lib/base_devices/ProtocolV1Device.py

@@ -14,6 +14,8 @@ class ProtocolV1Device(BluettiDevice):
         # Device info
         self.struct.add_string_field("device_type", 10, 6)
         self.struct.add_sn_field("serial_number", 17)
+        self.struct.add_version_field('arm_version', 23)
+        self.struct.add_version_field('dsp_version', 25)
 
         # Power IO
         self.struct.add_uint_field("dc_input_power", 36)