adjust binary path

Author: Blindspot22

.github/workflows/release.yml

@@ -55,7 +55,7 @@ jobs:
         if: startsWith(github.ref, 'refs/tags/v')
         run: |
           mkdir -p release-artifacts
-          cp target/release/didcomm-mediator-rs release-artifacts/
+          cp target/release/didcomm-mediator release-artifacts/
 
       - name: Upload Binary Artifact
         if: startsWith(github.ref, 'refs/tags/v')