update 3R plug fallback_name

[3reality-support]

Proposed change

There are two types of dual plugs, one with left and right sockets, and the other with top and bottom sockets, with EP1 located below

Additional information

Device diagnostics

Checklist

• The changes are tested and work correctly
• pre-commit checks pass / the code has been formatted using Black
• Tests have been added to verify that the new code works
• Device diagnostics data has been attached

[codecov]

Codecov Report

✅ All modified and coverable lines are covered by tests.
✅ Project coverage is 92.28%. Comparing base (35d1fc1) to head (23502c2).

Additional details and impacted files

@@           Coverage Diff           @@
##              dev    #4524   +/-   ##
=======================================
  Coverage   92.28%   92.28%           
=======================================
  Files         371      371           
  Lines       12158    12158           
=======================================
  Hits        11220    11220           
  Misses        938      938           

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