Ensure has_field() supports dynamic fields

[brimoor]

Resolves #3346

[codecov]

Codecov Report

Patch coverage: 14.84% and project coverage change: +15.50% 🎉

Comparison is base (e818463) 0.00% compared to head (eef0654) 15.50%.
Report is 55 commits behind head on release/v0.21.5.

Additional details and impacted files

@@                 Coverage Diff                  @@
##           release/v0.21.5    #3349       +/-   ##
====================================================
+ Coverage                 0   15.50%   +15.50%     
====================================================
  Files                    0      569      +569     
  Lines                    0    70374    +70374     
  Branches                 0      687      +687     
====================================================
+ Hits                     0    10908    +10908     
- Misses                   0    59466    +59466     

Flag	Coverage Δ
app	15.50% <14.84%> (?)

Flags with carried forward coverage won't be shown. Click here to find out more.

Files Changed	Coverage Δ
...ackages/core/src/components/Actions/ActionsRow.tsx	0.00% <0.00%> (ø)
...p/packages/core/src/components/Common/Checkbox.tsx	0.00% <0.00%> (ø)
...core/src/components/Filters/NumericFieldFilter.tsx	0.00% <0.00%> (ø)
...ts/Filters/categoricalFilter/CategoricalFilter.tsx	0.00% <0.00%> (ø)
...ents/Filters/categoricalFilter/ResultComponent.tsx	0.00% <0.00%> (ø)
...c/components/Filters/categoricalFilter/Wrapper.tsx	0.00% <0.00%> (ø)
...ters/categoricalFilter/filterOption/FilterItem.tsx	0.00% <0.00%> (ø)
...rs/categoricalFilter/filterOption/FilterOption.tsx	0.00% <0.00%> (ø)
...ages/core/src/components/Schema/SchemaSettings.tsx	0.00% <0.00%> (ø)
...ore/src/components/Sidebar/Entries/FilterEntry.tsx	0.00% <0.00%> (ø)
... and 26 more

... and 533 files with indirect coverage changes

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[swheaton]

lgtm and seems to work as advertised!
Just one minor comment

[swheaton]

lgtm