Remove duplicated words

[gopherorg]

To submit a PR please make sure to follow the next steps:

• Read the CONTRIBUTING.md guide at the root of the repo.
• Ensure the code is formatted building the format_check target.
  If it is not, then move the committed files to the git staging area,
  build the format target to format them, and then re-commit.
  More information is available on the wiki.
• Ensure your PR contains a single logical change.
• Ensure your PR contains tests for the changes you're submitting.
• Describe your changes with as much detail as you can.
• Link any issues this PR is related to.
• Remove the text above.

remove repetitive words

[linux-foundation-easycla]

• ✅login: gopherorg / (b9fd301)

The committers listed above are authorized under a signed CLA.

[gopherorg]

* [❌](https://api.easycla.lfx.linuxfoundation.org/v2/repository-provider/github/sign/1323372/22394357/8336/#/?version=2) - login: @gopherorg . The commit ([b9fd301](https://github.com/osquery/osquery/commit/b9fd30104219f1ceaea59e17a635baa91a4c4d21)) is not authorized under a signed CLA. [Please click here to be authorized](https://api.easycla.lfx.linuxfoundation.org/v2/repository-provider/github/sign/1323372/22394357/8336/#/?version=2). For further assistance with EasyCLA, [please submit a support request ticket](https://jira.linuxfoundation.org/servicedesk/customer/portal/4).

Signed