Draft: feat: MotorMap Standalone widget

Description

MotorMap standalone widget with toolbar and configuration GUI dialog + plugin + RPC interface.

Minor adjustment:

• WidgetIO - combobox set_value accepts also str to set value by text
• General axis configuration dialog which can be used with other plotting widgets

Related Issues

relates to #243 (closed)

Type of Change

• new BECMotorMapWidget widget, rpc, plugin
• toolbar base class cleanup

Potential side effects

None

Screenshots / GIFs (if applicable)

[Include any relevant screenshots or GIFs to showcase the changes made.]

Additional Comments

Widget works only with PySide6 due to custom ui file!

Definition of Done

• Documentation is up-to-date.