Revert "Morecast: Empty Cell validation"

[conbrad]

Reverts #3957

Test Links:

Landing Page
MoreCast
Percentile Calculator
C-Haines
FireBat
FireBat bookmark
Auto Spatial Advisory (ASA)
HFI Calculator

[sonarcloud]

Quality Gate passed

Issues
0 New issues
0 Accepted issues

Measures
0 Security Hotspots
0.0% Coverage on New Code
0.0% Duplication on New Code

See analysis details on SonarCloud

[codecov]

Codecov Report

Attention: Patch coverage is 88.23529% with 2 lines in your changes missing coverage. Please review.

Project coverage is 79.92%. Comparing base (dff42b2) to head (91b16da).
Report is 1 commits behind head on main.

Files with missing lines	Patch %	Lines
...c/features/moreCast2/components/TabbedDataGrid.tsx	33.33%	2 Missing ⚠️

Additional details and impacted files

@@            Coverage Diff             @@
##             main    #3979      +/-   ##
==========================================
- Coverage   79.98%   79.92%   -0.07%     
==========================================
  Files         302      298       -4     
  Lines       11464    11430      -34     
  Branches      549      541       -8     
==========================================
- Hits         9170     9135      -35     
  Misses       2109     2109              
- Partials      185      186       +1     

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