dep: upgrade babel to 7.10

[sorrycc]

Checklist

• npm test passes
• tests are included
• documentation is changed or added
• commit message follows commit guidelines

Description of change

• any feature?
• close https://github.com/umijs/umi/ISSUE_URL

[codecov]

Codecov Report

Merging #4943 into master will not change coverage.
The diff coverage is 100.00%.

@@           Coverage Diff           @@
##           master    #4943   +/-   ##
=======================================
  Coverage   82.98%   82.98%           
=======================================
  Files         152      152           
  Lines        3361     3361           
  Branches      896      892    -4     
=======================================
  Hits         2789     2789           
+ Misses        565      564    -1     
- Partials        7        8    +1     

Impacted Files	Coverage Δ
packages/ast/src/getExportProps/getExportProps.ts	100.00% <100.00%> (ø)
...ackages/ast/src/getExportProps/propertyResolver.ts	99.09% <100.00%> (ø)
packages/core/src/Config/Config.ts	61.78% <0.00%> (ø)

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