Update doc/user/project/web_ide/index.md

doc/user/project/web_ide/index.md

@@ -344,7 +344,7 @@ terminal:
   # This can be any image that has the necessary runtime environment for your project.
   image: node:10-alpine
   before_script:
-    - apt-get update
+    - apk update
   script: sleep 60
   variables:
     RAILS_ENV: "test"