Refactor MiaRegister to IntegerRegister

docs/processors/mia.rst

src/simudator/core/module.py

src/simudator/core/modules/register.py

src/simudator/gui/module_graphics_item/mia/__init__.py

src/simudator/gui/module_graphics_item/mia/ar_graphic.py

src/simudator/gui/module_graphics_item/mia/asr_graphic.py

src/simudator/gui/module_graphics_item/mia/hr_graphic.py

...imudator/gui/module_graphics_item/mia/mia_flag_graphic.py

...ator/gui/module_graphics_item/mia/mia_register_graphic.py

src/simudator/gui/module_graphics_item/mia/pc_graphic.py

src/simudator/gui/module_graphics_item/mia/supc_graphic.py

src/simudator/gui/module_graphics_item/mia/upc_graphic.py

src/simudator/gui/module_graphics_item/register_graphic.py

src/simudator/processor/mia/ar.py

src/simudator/processor/mia/asr.py

src/simudator/processor/mia/hr.py

src/simudator/processor/mia/mia.py

src/simudator/processor/mia/mia_register.py