feat: support split page chunk in cjs format

[ClarkXia]

Relate to #6842

[codecov-commenter]

Codecov Report

Attention: Patch coverage is 57.35294% with 58 lines in your changes are missing coverage. Please review.

Project coverage is 78.92%. Comparing base (ea7d71e) to head (61e0b46).

Files	Patch %	Lines
packages/ice/src/utils/multipleEntry.ts	41.07%	33 Missing ⚠️
packages/ice/src/utils/getEntryPoints.ts	35.29%	11 Missing ⚠️
packages/ice/src/createService.ts	40.00%	9 Missing ⚠️
packages/ice/src/routes.ts	84.21%	3 Missing ⚠️
packages/ice/src/bundler/config/plugins.ts	87.50%	1 Missing ⚠️
packages/ice/src/utils/generateEntry.ts	83.33%	1 Missing ⚠️

Additional details and impacted files

@@               Coverage Diff                @@
##           release/next    #6843      +/-   ##
================================================
- Coverage         79.08%   78.92%   -0.16%     
================================================
  Files               221      223       +2     
  Lines             19715    19842     +127     
  Branches           2506     2515       +9     
================================================
+ Hits              15592    15661      +69     
- Misses             4085     4143      +58     
  Partials             38       38              

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The base branch was changed.