Feat/update proto definitions to v1 12

[aarmoa]

• Updated version number
• Updated changelog
• Updated all proto definitions to match the ones from injective-core and injective-indexer that will be used in mainnet upgrade to v1.12

[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Comparison is base (8e673ba) 72.81% compared to head (6bb0598) 72.81%.

Additional details and impacted files

@@           Coverage Diff           @@
##              dev     #289   +/-   ##
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  Coverage   72.81%   72.81%           
=======================================
  Files          48       48           
  Lines        3384     3384           
  Branches      303      303           
=======================================
  Hits         2464     2464           
  Misses        839      839           
  Partials       81       81           

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