fix typo

Author: Mandragorian

miri-script/src/main.rs

@@ -12,7 +12,7 @@ use clap::{Parser, Subcommand};
 /// Parses a seed range
 ///
 /// This function is used for the `--many-seeds` flag. It expects the range in the form
-/// `<from>..<to>`. `<from>` is inclusive, `<to>` is exclusive. `<from>` can bi omitted,
+/// `<from>..<to>`. `<from>` is inclusive, `<to>` is exclusive. `<from>` can be omitted,
 /// in which case it is assumed to be `0`.
 fn parse_range(val: &str) -> anyhow::Result<Range<u32>> {
     let (from, to) = val