build fix for java version setup

Author: AlexeiShmidman

.github/workflows/build.yml

@@ -10,10 +10,10 @@ jobs:
       - uses: actions/checkout@v2
 
       - name: Set up JDK 11
-        uses: actions/setup-java@2
+        uses: actions/setup-java@v2
         with:
-          distribution: 'zulu'
-          java-version: 11
+          distribution: 'zulu' # See 'Supported distributions' for available options
+          java-version: '11'
 
       - name: Build VSCode extension
         uses: actions/setup-node@v2