Trying to run CI build with Java 17-ea

Author: harawata

.github/workflows/ci.yaml

@@ -44,7 +44,6 @@ jobs:
             ${{ runner.os }}-maven-
       - name: Java early access workaround
         if: ${{ endsWith(matrix.java, '-ea') }}
-        env:
-          JACOCO_SKIP="-Djacoco.skip=true"
+        run: echo 'JACOCO_SKIP="-Djacoco.skip=true"' >> $GITHUB_ENV
       - name: Test with Maven
         run: ./mvnw test -B -D"license.skip=true" $JACOCO_SKIP