fix(abc:st): fix miss built-in style in head

[cipchk]

PR Checklist

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• The commit message follows our guidelines: https://github.com/ng-alain/delon/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)
[ ] 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
[ ] No

Other information

[codecov]

Codecov Report

Merging #1560 (a48c4bc) into master (c74c992) will increase coverage by 0.00%.
The diff coverage is 100.00%.

@@           Coverage Diff           @@
##           master    #1560   +/-   ##
=======================================
  Coverage   95.62%   95.63%           
=======================================
  Files         274      274           
  Lines        8488     8491    +3     
  Branches     1665     1666    +1     
=======================================
+ Hits         8117     8120    +3     
  Misses        310      310           
  Partials       61       61           

Impacted Files	Coverage Δ
packages/abc/st/st-column-source.ts	99.65% <100.00%> (+<0.01%)	⬆️

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