Fix mac java version

.github/workflows/main.yml

@@ -29,6 +29,12 @@ jobs:
   macos-build:
     runs-on: macos-latest
     steps:
+      # java 6 is required for using closure compiler
+      - uses: actions/setup-java@v1
+        with:
+          java-version: '1.6' # The JDK version to make available on the path.
+          java-package: jdk # (jre, jdk, or jdk+fx) - defaults to jdk
+          architecture: x64 # (x64 or x86) - defaults to
       - uses: actions/checkout@v2
         with:
           submodules: recursive
@@ -38,12 +44,6 @@ jobs:
         with:
           path: ${{env.EM_CACHE_FOLDER}}
           key: ${{env.EM_VERSION}}-${{ runner.os }}
-      # java 6 is required for using closure compiler
-      - uses: actions/setup-java@v1
-        with:
-          java-version: '6.0.119' # The JDK version to make available on the path.
-          java-package: jdk # (jre, jdk, or jdk+fx) - defaults to jdk
-          architecture: x64 # (x64 or x86) - defaults to
       - uses: mymindstorm/setup-emsdk@v6
         with:
           version: ${{env.EM_VERSION}}