Fix can't modify cell content issue

[xdlrt]

PR Details

Description

Related Issue

#1263

Motivation and Context

How Has This Been Tested

Types of changes

• Docs change / refactoring / dependency upgrade
• Bug fix (non-breaking change which fixes an issue)
• New feature (non-breaking change which adds functionality)
• Breaking change (fix or feature that would cause existing functionality to change)

Checklist

• My code follows the code style of this project.
• My change requires a change to the documentation.
• I have updated the documentation accordingly.
• I have read the CONTRIBUTING document.
• I have added tests to cover my changes.
• All new and existing tests passed.

[codecov-commenter]

Codecov Report

Merging #1264 (c9c7270) into master (eee6607) will increase coverage by 0.00%.
The diff coverage is 100.00%.

@@           Coverage Diff           @@
##           master    #1264   +/-   ##
=======================================
  Coverage   98.46%   98.46%           
=======================================
  Files          31       31           
  Lines       23260    23266    +6     
=======================================
+ Hits        22902    22908    +6     
  Misses        239      239           
  Partials      119      119           

Flag	Coverage Δ
unittests	98.46% <100.00%> (+<0.01%)	⬆️

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

Impacted Files	Coverage Δ
cell.go	97.50% <100.00%> (+0.01%)	⬆️

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[xuri]

LGTM, thanks for your great work.