fix syntax in ci yaml

Author: lovasoa

.github/workflows/CI.yml

@@ -10,7 +10,8 @@ jobs:
     steps:
     - uses: actions/checkout@v1
     - uses: mymindstorm/setup-emsdk@v1
-      version: '1.38.47'
+      with:
+        version: '1.38.47'
     - name: install coffee
       run: npm install --global coffeescript
     - name: make