Add a link for git bisect run

Author: cuviper

posts/2022-05-19-Rust-1.61.0.md

@@ -41,7 +41,7 @@ type that wraps platform-specific return types. That has `SUCCESS` and `FAILURE`
 implements `From<u8>` for more arbitrary values. The `Termination` trait can also be implemented for
 your own types, allowing you to customize any kind of reporting before converting to an `ExitCode`.
 
-For example, here's a type-safe way to write exit codes for a `git bisect run` script:
+For example, here's a type-safe way to write exit codes for a [`git bisect run`] script:
 
 ```rust
 use std::process::{ExitCode, Termination};
@@ -68,6 +68,8 @@ fn main() -> GitBisectResult {
 }
 ```
 
+[`git bisect run`]: https://git-scm.com/docs/git-bisect#_bisect_run
+
 ### More capabilities for `const fn`
 
 Several incremental features have been stabilized in this release to enable more functionality in