feat: handle svg as normal image assets in bundle mode

[PeachScript]

father 禁用 svgr，所以在 bundle 模式下也将 svg 也当做普通图片资源处理，base64 or 转为独立文件

[codecov]

Codecov Report

Patch coverage: 100.00% and no project coverage change.

Comparison is base (4563346) 94.68% compared to head (b8d1683) 94.68%.

Additional details and impacted files

@@           Coverage Diff           @@
##           master     #607   +/-   ##
=======================================
  Coverage   94.68%   94.68%           
=======================================
  Files          51       51           
  Lines        1429     1431    +2     
  Branches      339      339           
=======================================
+ Hits         1353     1355    +2     
  Misses         76       76           

Impacted Files	Coverage Δ
src/builder/bundle/index.ts	100.00% <100.00%> (ø)

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[fz6m]

有个 svgr 选项吧，改成 false 就可以走 fallback 变成静态资源了。