Fix CLI build warnings on Windows (#2356)

apps/designcraft-cli/examples/pdf_export.rs

@@ -34,7 +34,10 @@ fn main() -> Result<(), String> {
     // made with a link in it): the files written here are the benchmark's alone.
     let nanos = std::time::SystemTime::UNIX_EPOCH.elapsed().map_or(0, |d| d.as_nanos());
     let dir = std::env::temp_dir().join(format!("designcraft-pdf-bench-{}-{nanos}", std::process::id()));
+    #[cfg(unix)]
     let mut builder = std::fs::DirBuilder::new();
+    #[cfg(not(unix))]
+    let builder = std::fs::DirBuilder::new();
     #[cfg(unix)]
     {
         use std::os::unix::fs::DirBuilderExt;

apps/designcraft-cli/tests/it/cli.rs

@@ -656,7 +656,10 @@ fn thumbnail_refuses_an_output_that_names_the_input() {
     let doc = dir.join("a.designcraft");
     make_document(&doc);
     let saved = std::fs::read(&doc).unwrap();
+    #[cfg(unix)]
     let mut outs = vec![doc.clone(), dir.join(".").join("a.designcraft")];
+    #[cfg(not(unix))]
+    let outs = vec![doc.clone(), dir.join(".").join("a.designcraft")];
     #[cfg(unix)]
     {
         let link = dir.join("link.png");