goal: fix for goal node status crash - no longer getting block

[mciccarello]

Summary

Avoid extra call to ledger.BlockHdr. It is unnecessary and seemed to lead to a crash in some edge cases.

[codecov]

Codecov Report

Merging #5100 (5910a0a) into master (a1eaafb) will decrease coverage by 0.01%.
The diff coverage is 0.00%.

@@            Coverage Diff             @@
##           master    #5100      +/-   ##
==========================================
- Coverage   53.48%   53.47%   -0.01%     
==========================================
  Files         429      429              
  Lines       54041    54037       -4     
==========================================
- Hits        28905    28898       -7     
+ Misses      22890    22889       -1     
- Partials     2246     2250       +4     

Impacted Files	Coverage Δ
daemon/algod/api/server/v2/handlers.go	0.82% <0.00%> (+<0.01%)	⬆️
crypto/merkletrie/trie.go	66.42% <0.00%> (-2.19%)	⬇️
agreement/cryptoVerifier.go	67.60% <0.00%> (-2.12%)	⬇️
agreement/proposalManager.go	96.07% <0.00%> (-1.97%)	⬇️
crypto/merkletrie/node.go	91.62% <0.00%> (-1.87%)	⬇️
catchup/peerSelector.go	98.95% <0.00%> (-1.05%)	⬇️
ledger/catchpointtracker.go	57.70% <0.00%> (-0.80%)	⬇️
network/wsNetwork.go	64.74% <0.00%> (-0.18%)	⬇️
ledger/testing/randomAccounts.go	56.26% <0.00%> (+0.61%)	⬆️
network/wsPeer.go	68.32% <0.00%> (+1.89%)	⬆️
... and 1 more

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[almog-t]

lgtm

[winder]

I ran some manual tests and this seems to work fine.