fix mac build

Author: m42e

.github/workflows/rust.yml

@@ -75,7 +75,7 @@ jobs:
           override: true
 
       - name: Build for mac
-        run: cargo build --all --release && strip target/release/zsh-histdb-skim
+        run: cargo build --all --release --target x86_64-apple-darwin && strip target/release/zsh-histdb-skim
 
       - name: Upload binaries to release
         uses: svenstaro/upload-release-action@v2