Do resolveSingleBlockStatus in a separate StagingArea to prevent huge db transaction

[svarogg]

This fixes #1516

[codecov]

Codecov Report

Merging #1634 (094a406) into v0.10.0-dev (2abc284) will decrease coverage by 0.11%.
The diff coverage is 71.42%.

@@               Coverage Diff               @@
##           v0.10.0-dev    #1634      +/-   ##
===============================================
- Coverage        60.19%   60.07%   -0.12%     
===============================================
  Files              532      533       +1     
  Lines            20676    20684       +8     
===============================================
- Hits             12446    12426      -20     
- Misses            6274     6305      +31     
+ Partials          1956     1953       -3     

Impacted Files	Coverage Δ
util/staging/commit_all_changes.go	55.55% <55.55%> (ø)
...sses/consensusstatemanager/resolve_block_status.go	72.85% <80.00%> (+0.12%)	⬆️
...processes/blockprocessor/validateandinsertblock.go	70.90% <100.00%> (+0.79%)	⬆️
...onsensus/processes/blockprocessor/validateblock.go	88.57% <100.00%> (ø)
...consensus/database/serialization/acceptancedata.go	41.46% <0.00%> (-36.59%)	⬇️
...tures/acceptancedatastore/acceptance_data_store.go	45.16% <0.00%> (-22.59%)	⬇️
...k/netadapter/server/grpcserver/connection_loops.go	53.84% <0.00%> (-3.85%)	⬇️
app/protocol/flows/blockrelay/handle_relay_invs.go	68.75% <0.00%> (-1.25%)	⬇️

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