Update chapter_3.rs - missing "to"

Adding missing "to"
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ondrej 2024-11-28 22:34:17 +01:00 committed by GitHub
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@ -14,7 +14,7 @@
//! [`PossibleValuesParser`][crate::builder::PossibleValuesParser] or [`Arg::value_parser(["val1",
//! ...])`][crate::Arg::value_parser] for short.
//!
//! This allows you specify the valid values for that argument. If the user does not use one of
//! This allows you to specify the valid values for that argument. If the user does not use one of
//! those specific values, they will receive a graceful exit with error message informing them
//! of the mistake, and what the possible valid values are
//!