Add lock-maintenance workflow. [skip ci]

[mshima]

Weekly bump transitional dependencies.

Package lock needs to be updated in order to keep transitional dependencies updated.
npm install generator-jhipster always installs latest transitional dependencies, we should not lag behind.

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Please make sure the below checklist is followed for Pull Requests.

• All continuous integration tests are green
• Tests are added where necessary
• The JDL part is updated if necessary
• jhipster-online is updated if necessary
• Documentation is added/updated where necessary
• Coding Rules & Commit Guidelines as per our CONTRIBUTING.md document are followed

When you are still working on the PR, consider converting it to Draft (below reviewers) and adding skip-ci label, you can still see CI build result at your branch.