Bump zigpy to 0.70.0

[TheJulianJES]

Proposed change

Bump zigpy to 0.70.0. This adds a stricter validation for translation_key and fallback_name in v2 quirks.
The repo has already been updated to be compatible with these changes in previous PRs.

Additional information

zigpy 0.70.0 release notes: https://github.com/zigpy/zigpy/releases/tag/0.70.0

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

[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 89.43%. Comparing base (58a8661) to head (4623d15).
Report is 2 commits behind head on dev.

Additional details and impacted files

@@           Coverage Diff           @@
##              dev    #3462   +/-   ##
=======================================
  Coverage   89.43%   89.43%           
=======================================
  Files         309      309           
  Lines       10025    10025           
=======================================
  Hits         8966     8966           
  Misses       1059     1059           

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