Update dependency @babel/core to v7.12.9

[renovate]

This PR contains the following updates:

Package	Change	Age	Adoption	Passing	Confidence
@babel/core (source)	7.12.8 -> 7.12.9

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Release Notes

babel/babel

v7.12.9

Compare Source

🐛 Bug Fix

• babel-plugin-transform-typescript, babel-traverse
  • #​12391 Update pathCache in NodePath#_replaceWith (@​JLHwung)

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[codecov-io]

Codecov Report

Merging #110 (ed3a54c) into main (f5a2f29) will not change coverage.
The diff coverage is n/a.

@@            Coverage Diff            @@
##              main      #110   +/-   ##
=========================================
  Coverage   100.00%   100.00%           
=========================================
  Files           68        68           
  Lines          453       453           
=========================================
  Hits           453       453           

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[coveralls]

Coverage remained the same at 100.0% when pulling ed3a54c on renovate/babel-monorepo into f5a2f29 on main.