Merge pull request rust-lang/libm#285 from Amanieu/release-0.2.8

Author: Amanieu

compiler-builtins/libm/Cargo.toml

@@ -8,7 +8,7 @@ license = "MIT OR Apache-2.0"
 name = "libm"
 readme = "README.md"
 repository = "https://github.com/rust-lang/libm"
-version = "0.2.7"
+version = "0.2.8"
 edition = "2018"
 exclude = ["/ci/", "/.github/workflows/"]