add QuasiArray extension

[putianyi889]

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[codecov-commenter]

Codecov Report

Attention: Patch coverage is 0% with 1 lines in your changes are missing coverage. Please review.

Project coverage is 55.17%. Comparing base (44a48d0) to head (ac90f9b).
Report is 6 commits behind head on master.

Files	Patch %	Lines
ext/EltypeExtensionsQuasiArraysExt.jl	0.00%	1 Missing ⚠️

Additional details and impacted files

@@            Coverage Diff             @@
##           master       #5      +/-   ##
==========================================
+ Coverage   53.84%   55.17%   +1.32%     
==========================================
  Files           1        2       +1     
  Lines          26       29       +3     
==========================================
+ Hits           14       16       +2     
- Misses         12       13       +1     

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