Try Exept Process about `rx.ccd`

[TatsumiISHIKAWA]

Description

• In necst/rx, all the devices Node are imported.
• But, only CCD Controller is often failed importing because of dependencies of gphoto2 in ccd controller.
  • gphoto2 need some C language package.
• One of the resolution: using try: exception process innecst/rx/__init__.py
• Please discuss with @r-yamada1998 about this issue.
• In addition, should we change ogameasure in the same way?