chore: update lerna to v7

[czy88840616]

Checklist

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

Affected core subsystem(s)

Description of change

[codecov-commenter]

Codecov Report

Patch coverage: 63.63% and no project coverage change.

Comparison is base (8324fa9) 81.79% compared to head (5b11e0e) 81.80%.

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Additional details and impacted files

@@           Coverage Diff           @@
##             main    #3070   +/-   ##
=======================================
  Coverage   81.79%   81.80%           
=======================================
  Files         437      437           
  Lines       15911    15918    +7     
  Branches     3764     3769    +5     
=======================================
+ Hits        13014    13021    +7     
  Misses       2628     2628           
  Partials      269      269           

Impacted Files	Coverage Δ
packages/mock/src/creator.ts	70.79% <63.63%> (+0.36%)	⬆️

... and 2 files with indirect coverage changes

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