Preserve file permissions in tar bundles

Fixes #316

Author: lukel97

.github/workflows/build.yml

@@ -155,7 +155,7 @@ jobs:
           # decompress them
           gzip -d bin/*.gz
           cd bin
-          tar -czf haskell-language-server.tar.gz *
+          tar -czpf haskell-language-server.tar.gz *
 
       - uses: actions/[email protected]
         env: