native: use proper types in manifest

[fyrchik]

Close #1816 .

[codecov]

Codecov Report

Merging #1820 (1cb25d3) into master (75ec20b) will decrease coverage by 0.05%.
The diff coverage is 100.00%.

@@            Coverage Diff             @@
##           master    #1820      +/-   ##
==========================================
- Coverage   83.44%   83.38%   -0.06%     
==========================================
  Files         281      281              
  Lines       22353    22353              
==========================================
- Hits        18653    18640      -13     
- Misses       2556     2572      +16     
+ Partials     1144     1141       -3     

Impacted Files	Coverage Δ
pkg/core/native/native_neo.go	72.82% <100.00%> (ø)
pkg/core/native/nonfungible.go	82.17% <100.00%> (ø)
pkg/services/oracle/oracle.go	78.82% <0.00%> (-11.77%)	⬇️
pkg/services/oracle/request.go	53.03% <0.00%> (-4.55%)	⬇️
pkg/network/server.go	71.36% <0.00%> (+0.14%)	⬆️
pkg/consensus/consensus.go	68.98% <0.00%> (+0.63%)	⬆️

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[roman-khimov]

Is it a draft still?