Update dependency emoji to v2.12.1

[renovate]

This PR contains the following updates:

Package	Change	Age	Adoption	Passing	Confidence
emoji	==2.11.1 -> ==2.12.1

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Release Notes

carpedm20/emoji (emoji)

v2.12.1

Compare Source

• typing-extensions requires at least version 4.7.0 #​297

v2.12.0

Compare Source

• Move type annotations inline
• Use functools.lru_cache for looking up emoji by name with get_emoji_by_name()
• Move internal functions get_emoji_unicode_dict(), get_aliases_unicode_dict(), _EMOJI_UNICODE and _ALIASES_UNICODE to testutils
• Add type hints to tests
• Remove obsolete dev dependency coveralls

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[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 95.69%. Comparing base (925ee40) to head (f40cf4a).

Additional details and impacted files

@@           Coverage Diff           @@
##             main     #337   +/-   ##
=======================================
  Coverage   95.69%   95.69%           
=======================================
  Files          49       49           
  Lines        2951     2951           
=======================================
  Hits         2824     2824           
  Misses        127      127           

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