Including rewardSet in new block event

[8marz8]

Description

This PR includes RewardSet data in new_block events instead of broadcasting a separate event.

Note: This Draft PR is not completed and only has the initial tweaks to confirm the approach.

Applicable issues

• closes Move /new_pox_set event data into /new_block event #4407

[codecov]

Codecov Report

Attention: Patch coverage is 87.40741% with 17 lines in your changes are missing coverage. Please review.

Project coverage is 77.62%. Comparing base (04e5eb2) to head (242264e).
Report is 4 commits behind head on next.

Additional details and impacted files

@@            Coverage Diff             @@
##             next    #4430      +/-   ##
==========================================
- Coverage   83.23%   77.62%   -5.62%     
==========================================
  Files         451      451              
  Lines      325724   325766      +42     
  Branches      323      323              
==========================================
- Hits       271125   252875   -18250     
- Misses      54591    72883   +18292     
  Partials        8        8              

Files	Coverage Δ
stackslib/src/chainstate/coordinator/mod.rs	61.53% <ø> (-0.05%)	⬇️
stackslib/src/net/mod.rs	72.87% <100.00%> (-0.17%)	⬇️
testnet/stacks-node/src/config.rs	56.53% <ø> (-7.22%)	⬇️
testnet/stacks-node/src/event_dispatcher.rs	83.00% <100.00%> (-2.76%)	⬇️
testnet/stacks-node/src/run_loop/mod.rs	99.18% <100.00%> (+<0.01%)	⬆️
stackslib/src/chainstate/coordinator/tests.rs	84.70% <0.00%> (-6.00%)	⬇️
stackslib/src/chainstate/stacks/boot/mod.rs	90.58% <85.71%> (-4.18%)	⬇️
stackslib/src/main.rs	0.06% <0.00%> (ø)
stackslib/src/chainstate/stacks/db/blocks.rs	85.14% <93.93%> (-4.78%)	⬇️
stackslib/src/chainstate/nakamoto/mod.rs	83.13% <80.00%> (-0.32%)	⬇️
... and 1 more

... and 159 files with indirect coverage changes

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[zone117x]

So far this is working great! I'm getting the reward info in the /new_block event, and it's worked for several cycles so far in testing.

[kantai]

LGTM!