Cherry-pick to 7.12: Move example to the correct location in reference docs (#24455)

[dedemorton]

Backports the following commits to 7.12:

• Move example to the correct location in reference docs (Move example to the correct location in reference docs #24455)

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• Build Cause: Pull request #24482 updated

• Start Time: 2021-03-12T18:07:53.640+0000

• Duration: 21 min 57 sec

• Commit: 866596f07fd4b1e890988b54d730ac4ab0284d54

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• Build Cause: Pull request #24482 updated

• Start Time: 2021-03-19T02:24:14.561+0000

• Duration: 21 min 36 sec

• Commit: 6e0288d

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