fix: Balance parens

Co-authored-by: Jakub Beránek <[email protected]>

Author: epage

content/inside-rust/this-development-cycle-in-cargo-1.90.md

@@ -136,7 +136,7 @@ You can have
 build = ["windows-manifest.rs", "release-info.rs"]
 ```
 and your package can access their `OUT_DIR`s as `env!("windows-manifest_OUT_DIR")` and `env!("release-info_OUTDIR")`
-([documentation](https://doc.rust-lang.org/nightly/cargo/reference/unstable.html#metabuild).
+([documentation](https://doc.rust-lang.org/nightly/cargo/reference/unstable.html#metabuild)).
 
 The next phase is static parameters being defined in `Cargo.toml`
 and then specifying dependencies using [artifact-dependencies](https://doc.rust-lang.org/nightly/cargo/reference/unstable.html#artifact-dependencies)