fix(select): make a collection array copy to avoid change by ref

[ghiscoding]

• when using "addBlankEntry" or "addCustomFirstEntry", the SelectFilter was affecting SelectEditor (and vice versa) because the collection was used by ref, so to fix this we can just do a copy of the collection before dealing with it

[codecov]

Codecov Report

Merging #135 into master will not change coverage.
The diff coverage is 100.00%.

@@            Coverage Diff             @@
##            master      #135    +/-   ##
==========================================
  Coverage   100.00%   100.00%            
==========================================
  Files          196       196            
  Lines        11245     11251     +6     
  Branches      3684      3816   +132     
==========================================
+ Hits         11245     11251     +6     

Impacted Files	Coverage Δ
packages/common/src/editors/selectEditor.ts	100.00% <100.00%> (ø)
packages/common/src/filters/selectFilter.ts	100.00% <100.00%> (ø)

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