Circle creation from CSV file fix

[bCatanant]

Issue Description

When trying to create a circle using the feature from CSV file, after adding a CSV file the front end broke giving the error n.trim is not a function.

Solution

Add a validadion if the file is a string or object.

[codecov]

Codecov Report

Merging #963 (2ff84a2) into main (713edab) will increase coverage by 0.00%.
The diff coverage is 100.00%.

@@            Coverage Diff            @@
##               main     #963   +/-   ##
=========================================
  Coverage     77.44%   77.44%           
  Complexity     1978     1978           
=========================================
  Files          1181     1181           
  Lines         16375    16378    +3     
  Branches       1487     1489    +2     
=========================================
+ Hits          12681    12684    +3     
  Misses         3219     3219           
  Partials        475      475           

Flag	Coverage Δ	Complexity Δ
ui	80.36% <100.00%> (+<0.01%)	0.00 <0.00> (ø)

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

Impacted Files	Coverage Δ	Complexity Δ
ui/src/core/hooks/useForm.tsx	80.00% <ø> (ø)	0.00 <0.00> (ø)
ui/src/core/utils/validations.ts	94.44% <100.00%> (+1.11%)	0.00 <0.00> (ø)

---

Continue to review full report at Codecov.

Legend - Click here to learn more
Δ = absolute <relative> (impact), ø = not affected, ? = missing data
Powered by Codecov. Last update 7882274...c8d4b86. Read the comment docs.