build: lock antd-theme-generator to 1.2.2

[cipchk]

• Antd for Angular does not recognize antdStylesFile path mzohaibqc/antd-theme-generator#43
• antd-theme-generator: Cannot read property 'slice' of undefined ng-alain#1664

PR Checklist

Please check if your PR fulfills the following requirements:

• 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 #919 into master will increase coverage by 0.00%.
The diff coverage is n/a.

@@           Coverage Diff           @@
##           master     #919   +/-   ##
=======================================
  Coverage   97.40%   97.40%           
=======================================
  Files         233      233           
  Lines        7051     7057    +6     
  Branches     1220     1222    +2     
=======================================
+ Hits         6868     6874    +6     
  Misses        117      117           
  Partials       66       66           

Impacted Files	Coverage Δ
packages/chart/water-wave/water-wave.component.ts	80.00% <0.00%> (+0.96%)	⬆️

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[cipchk]

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