fix: 修复watch模式下app.config配置更新问题

[Deuscx]

#1535 (comment)

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[codecov]

Codecov Report

Merging #1546 (8d9ded5) into master (d9cf364) will not change coverage.
The diff coverage is 50.00%.

@@           Coverage Diff           @@
##           master    #1546   +/-   ##
=======================================
  Coverage   90.66%   90.66%           
=======================================
  Files         364      364           
  Lines        4434     4434           
  Branches      683      683           
=======================================
  Hits         4020     4020           
  Misses        406      406           
  Partials        8        8           

Impacted Files	Coverage Δ
packages/remax-cli/src/readManifest.ts	68.42% <50.00%> (ø)

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