Tendermint implementation

[obasekiosa]

fixes #1837

This PR creates the Tendermint implementation.

[codecov[bot]]

Codecov Report

Attention: Patch coverage is 38.10742% with 242 lines in your changes missing coverage. Please review.

Project coverage is 73.65%. Comparing base (03c1985) to head (4d10523). Report is 105 commits behind head on main.

Files	Patch %	Lines
consensus/tendermint/state_machine.go	25.66%	188 Missing and 9 partials :warning:
consensus/tendermint/state.go	66.21%	24 Missing and 1 partial :warning:
consensus/common/proposer_election.go	0.00%	6 Missing :warning:
consensus/tendermint/message.go	81.25%	6 Missing :warning:
consensus/tendermint/tendermint.go	0.00%	6 Missing :warning:
consensus/common/common.go	75.00%	1 Missing and 1 partial :warning:

Additional details and impacted files

@@            Coverage Diff             @@
##             main    #1867      +/-   ##
==========================================
- Coverage   75.40%   73.65%   -1.75%     
==========================================
  Files          97      103       +6     
  Lines        8343     8734     +391     
==========================================
+ Hits         6291     6433     +142     
- Misses       1520     1755     +235     
- Partials      532      546      +14     

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