fix(core-api): ensure safe integer range for block height lookups

[faustbrian]

Proposed changes

We store heights as integers in postgresql which can cause issues when block IDs are tried as heights as the max allowed size is 2147483647.

Types of changes

• Bugfix (non-breaking change which fixes an issue)

Checklist

• I have read the CONTRIBUTING documentation
• Lint and unit tests pass locally with my changes

[codecov-io]

Codecov Report

Merging #1673 into develop will increase coverage by 0.12%.
The diff coverage is 66.66%.

@@             Coverage Diff             @@
##           develop    #1673      +/-   ##
===========================================
+ Coverage    74.96%   75.09%   +0.12%     
===========================================
  Files          444      444              
  Lines         7961     7962       +1     
  Branches      1048     1048              
===========================================
+ Hits          5968     5979      +11     
+ Misses        1770     1763       -7     
+ Partials       223      220       -3

Impacted Files	Coverage Δ
packages/core-api/lib/repositories/blocks.js	88.37% <66.66%> (+0.27%)	⬆️
...p2p/lib/server/versions/internal/handlers/utils.js	86.66% <0%> (+6.66%)	⬆️
packages/core-forger/lib/manager.js	80.58% <0%> (+8.73%)	⬆️

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