Feat: Support generic with map params

[sdghchj]

Describe the PR
Support generic with map params, especially, map and array can arbitrarily combine.
For example,

types.MyGeneric[map[string][][]string, []map[string][]string]

Relation issue
#1711

[codecov]

Codecov Report

Attention: 6 lines in your changes are missing coverage. Please review.

Comparison is base (ae7e404) 83.33% compared to head (0dd8775) 83.40%.

Files	Patch %	Lines
generics.go	91.89%	3 Missing and 3 partials ⚠️

Additional details and impacted files

@@            Coverage Diff             @@
##           master    #1746      +/-   ##
==========================================
+ Coverage   83.33%   83.40%   +0.06%     
==========================================
  Files          16       16              
  Lines        3817     3868      +51     
==========================================
+ Hits         3181     3226      +45     
- Misses        541      544       +3     
- Partials       95       98       +3     

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