[jira] [Created] (ARROW-11576) [Rust] Remove unused variable in example

[Andrew Lamb (Jira)]

Andrew Lamb created ARROW-11576:
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             Summary: [Rust] Remove unused variable in example
                 Key: ARROW-11576
                 URL: https://issues.apache.org/jira/browse/ARROW-11576
             Project: Apache Arrow
          Issue Type: Improvement
            Reporter: Andrew Lamb
            Assignee: Andrew Lamb


As shown in 
https://github.com/apache/arrow/commit/3a380a4c4193c6683a71ba72dc31f8456bc661d5




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