fix v symlink

.github/workflows/ci.yml

@@ -21,6 +21,8 @@ jobs:
       run: ./v test v
 #    - name: Test v->js
 #      run: ./v -o hi.js examples/hello_v_js.v && node hi.js
+    - name: Test symlink
+      run:  ./v symlink && v -o v2 v.v
     - name: Test vid
       run: |
         git clone --depth 1 https://github.com/vlang/vid.git