feat(module:table): fix selector error

[tirelyl]

PR Checklist

Please check if your PR fulfills the following requirements:

• The commit message follows our guidelines: https://github.com/NG-ZORRO/ng-zorro-antd/blob/master/CONTRIBUTING.md#commit
• Tests for the changes have been added (for bug fixes / features)
• Docs have been added / updated (for bug fixes / features)

PR Type

What kind of change does this PR introduce?

[ ] Bugfix
[x] Feature
[ ] Code style update (formatting, local variables)
[ ] Refactoring (no functional changes, no api changes)
[ ] Build related changes
[ ] CI related changes
[ ] Documentation content changes
[ ] Application (the showcase website) / infrastructure changes
[ ] Other... Please describe:

What is the current behavior?

"td" and "th" selector will conflict with user custom component and throw Template parse error: "More than one component matched on this element..."
Issue Number: #1736

What is the new behavior?

"td" and "th" selector will not conflict with user custom component by use “not:(.custom-tag)” in selector

Does this PR introduce a breaking change?

[ ] Yes
[x] No

Other information

[vthinkxie]

Thanks for your pr!
The class should be more specific like nz-disable-th
and please add test file.

[codecov]

Codecov Report

Merging #1742 into master will increase coverage by <.01%.
The diff coverage is n/a.

@@            Coverage Diff             @@
##           master    #1742      +/-   ##
==========================================
+ Coverage   96.06%   96.06%   +<.01%     
==========================================
  Files         466      466              
  Lines       11143    11145       +2     
  Branches     1455     1456       +1     
==========================================
+ Hits        10704    10706       +2     
  Misses        127      127              
  Partials      312      312

Impacted Files	Coverage Δ
components/table/nz-td.component.ts	100% <ø> (ø)	⬆️
components/table/nz-th.component.ts	100% <ø> (ø)	⬆️
components/radio/nz-radio-group.component.ts	100% <0%> (ø)	⬆️

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