refactor: Reorder attributes

[spencerwilson]

Issue

Fixes #11

Description

Reordering the attributes seems to resolve the warning.

Testing

% cargo check
    Checking electionguard_verify v0.1.0 (/Users/ssw/code/electionguard-verifier)
    Finished dev [unoptimized + debuginfo] target(s) in 0.37s

Checklist

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