feat(module:upload): support with non-image format file preview

[cipchk]

• support download html attribute via linkProps

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?

Issue Number: N/A

What is the new behavior?

Does this PR introduce a breaking change?

[ ] Yes
[x] No

Other information

[netlify]

Deploy preview for ng-zorro-master ready!

Built with commit ff9c326

https://deploy-preview-2709--ng-zorro-master.netlify.com

[codecov]

Codecov Report

Merging #2709 into master will increase coverage by 0.03%.
The diff coverage is 100%.

@@            Coverage Diff            @@
##           master   #2709      +/-   ##
=========================================
+ Coverage   95.57%   95.6%   +0.03%     
=========================================
  Files         507     507              
  Lines       12086   12132      +46     
  Branches     1701    1713      +12     
=========================================
+ Hits        11551   11599      +48     
+ Misses        171     170       -1     
+ Partials      364     363       -1

Impacted Files	Coverage Δ
components/upload/nz-upload-list.component.ts	100% <100%> (ø)	⬆️
components/upload/nz-upload.component.ts	99.31% <100%> (-0.03%)	⬇️
components/upload/nz-upload-btn.component.ts	99.39% <0%> (+1.2%)	⬆️

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[vthinkxie]

LGTM