Debugging Flaky Epoch Tests

[jordanschalm]

@durkmurder noticed that periodic halts to approval production were causing flakiness in the static epoch test. Applying the same change here, to disable requiring approvals, to see if it will impact test flakiness on the other test cases.

[codecov-commenter]

Codecov Report

Merging #2921 (5504951) into master (49f6bf5) will decrease coverage by 0.00%. The diff coverage is n/a.

@@            Coverage Diff             @@
##           master    #2921      +/-   ##
==========================================
- Coverage   57.07%   57.06%   -0.01%     
==========================================
  Files         693      693              
  Lines       63087    63087              
==========================================
- Hits        36005    36001       -4     
- Misses      24122    24124       +2     
- Partials     2960     2962       +2     

Flag	Coverage Δ
unittests	57.06% <ø> (-0.01%)	:arrow_down:

Flags with carried forward coverage won't be shown. Click here to find out more.

Impacted Files	Coverage Δ
module/mempool/epochs/transactions.go	90.32% <0.00%> (-9.68%)	:arrow_down:
...s/hotstuff/votecollector/staking_vote_processor.go	83.87% <0.00%> (-3.23%)	:arrow_down:
fvm/handler/contract.go	88.59% <0.00%> (ø)
engine/consensus/compliance/core.go	76.51% <0.00%> (ø)
consensus/hotstuff/eventloop/event_loop.go	74.82% <0.00%> (+1.36%)	:arrow_up:

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[jordanschalm]

Closing, further investigation on https://github.com/onflow/flow-go/pull/3097