Fix typo

[cclauss]

Description

Related issue and scope

• [ ] I opened an issue to propose and discuss this change (#????)

My changes affect the following components

• [ ] API
• [ ] Controller
• [ ] Message Bus (e.g., Kafka)
• [ ] Loadbalancer
• [ ] Scheduler
• [ ] Invoker
• [ ] Intrinsic actions (e.g., sequences, conductors)
• [ ] Data stores (e.g., CouchDB)
• [ ] Tests
• [ ] Deployment
• [ ] CLI
• [ ] General tooling
• [x] Documentation

Types of changes

• [x] Bug fix (generally a non-breaking change which closes an issue).
• [ ] Enhancement or new feature (adds new functionality).
• [ ] Breaking change (a bug fix or enhancement which changes existing behavior).

Checklist:

• [x] I signed an Apache CLA.
• [ ] I reviewed the style guides and followed the recommendations (Travis CI will check :).
• [ ] I added tests to cover my changes.
• [ ] My changes require further changes to the documentation.
• [ ] I updated the documentation where necessary.

[codecov-commenter]

Codecov Report

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

Comparison is base (4b5c5d1) 75.84% compared to head (29baeca) 47.36%.

:exclamation: Current head 29baeca differs from pull request most recent head 32b6bfe. Consider uploading reports for the commit 32b6bfe to get more accurate results

Additional details and impacted files

```diff @@ Coverage Diff @@ ## master #5461 +/- ## =========================================== - Coverage 75.84% 47.36% -28.48% =========================================== Files 241 234 -7 Lines 14649 14385 -264 Branches 629 625 -4 =========================================== - Hits 11110 6814 -4296 - Misses 3539 7571 +4032 ```

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[cclauss]

Unit test changes copied from

• 5459

[cclauss]

Rebased.

[style95]

@cclauss Thank you for the contribution!