Append instead of replace when using query

[cbaker6]

Allow appending of select, exclude, include, and fields

• Add test cases
• Add changelog

[codecov]

Codecov Report

Merging #155 (1639377) into main (685f07a) will increase coverage by 0.08%.
The diff coverage is 100.00%.

@@            Coverage Diff             @@
##             main     #155      +/-   ##
==========================================
+ Coverage   81.98%   82.06%   +0.08%     
==========================================
  Files          70       70              
  Lines        6555     6579      +24     
==========================================
+ Hits         5374     5399      +25     
+ Misses       1181     1180       -1     

Impacted Files	Coverage Δ
Sources/ParseSwift/LiveQuery/Messages.swift	100.00% <ø> (ø)
Sources/ParseSwift/Types/Query.swift	93.17% <100.00%> (+0.87%)	⬆️
Sources/ParseSwift/Coding/AnyEncodable.swift	61.18% <0.00%> (-0.66%)	⬇️
Sources/ParseSwift/Objects/ParseObject.swift	77.00% <0.00%> (-0.27%)	⬇️

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[dplewis]

Can you teach me swift? Lol

[cbaker6]

Anytime you are ready, your JS skills should transfer over seamlessly to Swift