Backport of docs: Remove duplicate 'to' word into release/1.19.x

[hc-github-team-consul-core]

Backport

This PR is auto-generated from #21222 to be assessed for backporting due to the inclusion of the label backport/1.19.

🚨

Warning automatic cherry-pick of commits failed. If the first commit failed,
you will see a blank no-op commit below. If at least one commit succeeded, you
will see the cherry-picked commits up to, not including, the commit where
the merge conflict occurred.

The person who merged in the original PR is:
@boruszak
This person should manually cherry-pick the original PR into a new backport PR,
and close this one when the manual backport PR is merged in.

merge conflict error: unable to process merge commit: "47f3477a7b65772fcf931f17d480baae2033978c", automatic backport requires rebase workflow

The below text is copied from the body of the original PR.

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Description

While reading the docs for registering services, I spotted a duplicated 'to' word. This PR is made to correct this typo.

PR Checklist

• updated test coverage
• external facing docs updated
• appropriate backport labels added
• not a security concern

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Overview of commits

• 4bd5558 - 47f3477

[github-team-consul-core-pr-approver]

Auto approved Consul Bot automated PR