chore: fix provideMockConfig

[cipchk]

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

[ng-alain-bot]

Preview is ready!

[codecov]

Codecov Report

Merging #1703 (bfde9b3) into master (2404802) will not change coverage.
The diff coverage is 100.00%.

❗ Current head bfde9b3 differs from pull request most recent head c1393df. Consider uploading reports for the commit c1393df to get more accurate results

@@           Coverage Diff           @@
##           master    #1703   +/-   ##
=======================================
  Coverage   95.14%   95.14%           
=======================================
  Files         315      315           
  Lines        8864     8864           
  Branches     1661     1661           
=======================================
  Hits         8434     8434           
  Misses        359      359           
  Partials       71       71           

Files	Coverage Δ
packages/mock/src/provide.ts	100.00% <100.00%> (ø)