Merge pull request #4263 from cipherself/docs/fix-reference

Fix reference to build file with guaranteed build platforms.

Author: tgross35

README.md

@@ -65,7 +65,7 @@ but this is not guaranteed.
 You can see the platform(target)-specific docs on [docs.rs], select a platform
 you want to see.
 
-See [`ci/build.sh`](https://github.com/rust-lang/libc/blob/HEAD/ci/build.sh) for
+See [`ci/verify-build.sh`](https://github.com/rust-lang/libc/blob/HEAD/ci/verify-build.sh) for
 the platforms on which `libc` is guaranteed to build for each Rust toolchain.
 The test-matrix at [GitHub Actions] and [Cirrus CI] show the platforms in which
 `libc` tests are run.