fix(module:list): fix the avatar part old API

[hsuanxyz]

close #4912

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?

[x] Bugfix
[ ] 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: #4912

What is the new behavior?

Does this PR introduce a breaking change?

[ ] Yes
[x] No

Other information

[zorro-bot]

This preview will be available after the AzureCI is passed.

[codecov]

Codecov Report

Merging #4952 into master will not change coverage by %.
The diff coverage is n/a.

@@           Coverage Diff           @@
##           master    #4952   +/-   ##
=======================================
  Coverage   91.55%   91.55%           
=======================================
  Files         535      535           
  Lines       13686    13686           
  Branches     2043     2043           
=======================================
  Hits        12530    12530           
  Misses        693      693           
  Partials      463      463           

Impacted Files	Coverage Δ
components/list/list-item-meta-cell.ts	100.00% <ø> (ø)

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[wzhudev]

LGTM