go/consensus/tests: Use same height when comparing GetTransations results

[ptrus]

No description provided.

[kostko]

Nice, should fix the flaky test :-)

[codecov]

Codecov Report

Merging #3287 into master will decrease coverage by 2.37%.
The diff coverage is 100.00%.

@@            Coverage Diff             @@
##           master    #3287      +/-   ##
==========================================
- Coverage   67.75%   65.38%   -2.38%     
==========================================
  Files         371      371              
  Lines       36888    32936    -3952     
==========================================
- Hits        24995    21534    -3461     
+ Misses       8704     8227     -477     
+ Partials     3189     3175      -14     

Impacted Files	Coverage Δ
go/consensus/tests/tester.go	97.93% <100.00%> (-0.11%)	⬇️
go/upgrade/api/api.go	45.45% <0.00%> (-17.05%)	⬇️
go/runtime/transaction/rwset.go	28.57% <0.00%> (-16.89%)	⬇️
go/genesis/api/api.go	55.55% <0.00%> (-13.68%)	⬇️
go/common/grpc/writer.go	60.00% <0.00%> (-11.43%)	⬇️
go/worker/common/p2p/error/error.go	60.00% <0.00%> (-11.43%)	⬇️
go/storage/mkvs/checkpoint/restorer.go	82.00% <0.00%> (-10.99%)	⬇️
go/consensus/tendermint/apps/beacon/query.go	71.42% <0.00%> (-10.39%)	⬇️
go/beacon/api/api.go	50.00% <0.00%> (-10.00%)	⬇️
go/staking/api/rewards.go	50.00% <0.00%> (-10.00%)	⬇️
... and 355 more

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[ptrus]

Node coverage decreased since apparently codecov stopped counting function definition lines:
see: this commit report vs master report