Fix #102

[lcdsmao]

What does this change?

fix #102
related #98 #50

Add option packageParameterEnabled to control whether to generate package parameter for assets or not.

What is the value of this and can you measure success?

Sample work

[codecov]

Codecov Report

Merging #103 (80a9d11) into main (cd9f870) will decrease coverage by 0.28%.
The diff coverage is 100.00%.

@@            Coverage Diff             @@
##             main     #103      +/-   ##
==========================================
- Coverage   52.54%   52.25%   -0.29%     
==========================================
  Files          43       43              
  Lines        3719     3728       +9     
==========================================
- Hits         1954     1948       -6     
- Misses       1765     1780      +15     

Impacted Files	Coverage Δ
packages/core/lib/settings/config.dart	100.00% <ø> (ø)
packages/core/lib/generators/assets_generator.dart	100.00% <100.00%> (ø)
...e/lib/generators/integrations/svg_integration.dart	100.00% <100.00%> (ø)
packages/core/lib/settings/pubspec.dart	84.84% <100.00%> (ø)
packages/core/lib/settings/pubspec.g.dart	100.00% <100.00%> (ø)
...ib/utils/dart_style/src/argument_list_visitor.dart	54.43% <0.00%> (-6.33%)	⬇️
...s/core/lib/utils/dart_style/src/rule/argument.dart	45.20% <0.00%> (-5.48%)	⬇️
.../core/lib/utils/dart_style/src/source_visitor.dart	35.82% <0.00%> (-0.07%)	⬇️

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