Teach JobOptionBuilder to only accept a parameter

[nulltoken]

Pull request description

Follow up to #215 and a minor step toward #217

PR meta checklist

• [x] Pull request is targeted at main branch for code
• [x] Pull request is linked to all related issues, if any.

Code PR specific checklist

• [x] My code follows the code style of this project and AspNetCore coding guidelines.
• [ ] My change requires a change to the documentation.
  • [x] I have updated the documentation accordingly.
• [x] I have updated the appropriate sub section in the CHANGELOG.md.
• [x] I have added, updated or removed tests to according to my changes.
  • [x] All tests passed.

[codecov[bot]]

Codecov Report

All modified and coverable lines are covered by tests :white_check_mark:

Files with missing lines	Coverage Δ
...NCronJob/Configuration/Builder/JobOptionBuilder.cs	100.00% <100.00%> (ø)
src/NCronJob/Registry/JobDefinition.cs	95.69% <100.00%> (+0.24%)	:arrow_up:
src/NCronJob/Registry/JobRegistry.cs	89.09% <100.00%> (+1.09%)	:arrow_up:

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[nulltoken]

@linkdotnet Thoughts?