nbgl: update nbgl enum for python lib

[mruiz-ledger]

Description

Please provide a detailed description of what was done in this PR.
(And mention any links to an issue docs)

Changes include

• Bugfix (non-breaking change that solves an issue)
• New feature (non-breaking change that adds functionality)
• Breaking change (change that is not backwards-compatible and/or changes current functionality)
• Tests
• Documentation
• Other (for changes that might not fit in any category)

Breaking changes

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Additional comments

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[codecov-commenter]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 60.02%. Comparing base (e8c799c) to head (2394e0a).

Additional details and impacted files

@@           Coverage Diff           @@
##           master     #875   +/-   ##
=======================================
  Coverage   60.02%   60.02%           
=======================================
  Files          12       12           
  Lines        1736     1736           
=======================================
  Hits         1042     1042           
  Misses        694      694           

Flag	Coverage Δ
unittests	60.02% <ø> (ø)

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