rename linux executable after building

.drone.yml

@@ -20,8 +20,8 @@ steps:
   - name: build-linux
     image: nimlang/nim
     commnds:
-      - echo hello world
-      - nimble build -y -o:passphrase_linux -d:release
+      - nimble build -y
+      - mv passphrase passphrase_linux
 
   - name: release
     image: plugins/gitea-release