PR Details

This closes #1979, fix decimal value round issue

Description

This closes #1979, fix decimal value round issue

Related Issue

1979

Motivation and Context

How Has This Been Tested

Types of changes

[ ] Docs change / refactoring / dependency upgrade
[x] 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

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

Codecov Report

All modified and coverable lines are covered by tests :white_check_mark:

Project coverage is 99.31%. Comparing base (9c460ff) to head (0304e38). Report is 1 commits behind head on master.

Additional details and impacted files

```diff @@ Coverage Diff @@ ## master #1984 +/- ## ======================================= Coverage 99.31% 99.31% ======================================= Files 32 32 Lines 25250 25255 +5 ======================================= + Hits 25078 25083 +5 Misses 92 92 Partials 80 80 ``` | [Flag](https://app.codecov.io/gh/qax-os/excelize/pull/1984/flags?src=pr&el=flags&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=qax-os) | Coverage Δ | | |---|---|---| | [unittests](https://app.codecov.io/gh/qax-os/excelize/pull/1984/flags?src=pr&el=flag&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=qax-os) | `99.31% <100.00%> (+<0.01%)` | :arrow_up: | Flags with carried forward coverage won't be shown. [Click here](https://docs.codecov.io/docs/carryforward-flags?utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=qax-os#carryforward-flags-in-the-pull-request-comment) to find out more.

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qax-os / excelize

This closes #1979, fix decimal value round issue #1984