Remove comment from data_dir

Author: smoelius

cargo-afl/src/common.rs

@@ -14,14 +14,6 @@ fn xdg_dir() -> Result<xdg::BaseDirectories> {
 }
 
 fn data_dir(dir_name: &str) -> Result<PathBuf> {
-    // For docs.rs builds, use OUT_DIR.
-    // For other cases, use a XDG data directory.
-    // It is necessary to use OUT_DIR for docs.rs builds,
-    // as that is the only place where we can write to.
-    // The Cargo documentation recommends that build scripts
-    // place their generated files at OUT_DIR too, but we
-    // don't change that for now for normal builds.
-    // smoelius: AFL++ is no longer built on docs.rs.
     let xdg_dir = xdg_dir()?;
     xdg_dir.create_data_directory(dir_name).map_err(Into::into)
 }