refactor(module:*): migrate the source code to Angular v10

[hsuanxyz]

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
[ ] Feature
[ ] Code style update (formatting, local variables)
[x] 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

[codecov]

Codecov Report

Merging #5494 into master will increase coverage by 0.00%.
The diff coverage is 100.00%.

@@           Coverage Diff           @@
##           master    #5494   +/-   ##
=======================================
  Coverage   91.15%   91.16%           
=======================================
  Files         453      453           
  Lines       13880    13901   +21     
  Branches     2206     2210    +4     
=======================================
+ Hits        12653    12673   +20     
- Misses        727      728    +1     
  Partials      500      500           

Impacted Files	Coverage Δ
components/affix/affix.module.ts	100.00% <ø> (ø)
components/anchor/anchor.module.ts	100.00% <ø> (ø)
components/back-top/back-top.module.ts	100.00% <ø> (ø)
components/core/services/scroll.ts	68.75% <ø> (-1.84%)	⬇️
...omponents/date-picker/lib/abstract-panel-header.ts	88.63% <ø> (ø)
components/date-picker/lib/abstract-table.ts	89.28% <ø> (ø)
components/timeline/timeline.service.ts	100.00% <ø> (ø)
components/tooltip/base.ts	92.72% <100.00%> (-0.35%)	⬇️
components/tooltip/tooltip.ts	100.00% <0.00%> (ø)
... and 5 more

---

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[wzhudev]

LGTM

[vthinkxie]

lgtm