chore(deps): update dependency @types/node to v12.20.47

[renovate]

This PR contains the following updates:

Package	Change	Age	Adoption	Passing	Confidence
@types/node	12.20.18 -> 12.20.47

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[codecov-commenter]

Codecov Report

Merging #350 (b31eeba) into master (4cfc208) will increase coverage by 12.38%.
The diff coverage is n/a.

@@             Coverage Diff             @@
##           master     #350       +/-   ##
===========================================
+ Coverage   86.95%   99.33%   +12.38%     
===========================================
  Files          32       32               
  Lines         935     1051      +116     
  Branches      127      198       +71     
===========================================
+ Hits          813     1044      +231     
- Misses          3        7        +4     
+ Partials      119        0      -119     

Impacted Files	Coverage Δ
packages/demo/src/db.ts	100.00% <0.00%> (ø)
packages/typegen/test/helper.ts	100.00% <0.00%> (ø)
packages/typegen/src/query/tag.ts	100.00% <0.00%> (ø)
packages/typegen/src/extract/sql.ts	100.00% <0.00%> (ø)
packages/migrator/test/pool-helper.ts	100.00% <0.00%> (ø)
packages/typegen/src/write/index.ts	100.00% <0.00%> (+3.84%)	⬆️
packages/typegen/src/defaults.ts	100.00% <0.00%> (+4.00%)	⬆️
packages/demo/src/index.ts	100.00% <0.00%> (+4.34%)	⬆️
packages/typegen/src/write/sql.ts	100.00% <0.00%> (+6.25%)	⬆️
packages/typegen/src/index.ts	100.00% <0.00%> (+7.27%)	⬆️
... and 14 more

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