Update ci

Author: moacirrf

.github/workflows/maven-publish.yml

@@ -8,10 +8,10 @@ jobs:
 
     steps:
       - uses: actions/checkout@v2
-      - name: Set up JDK 1.8
+      - name: Set up JDK 8.0.312
         uses: actions/setup-java@v2
         with:
-          java-version: '1.8'
+          java-version: '8.0.312+7'
           distribution: 'adopt'
       - name: NBM
         run: mvn clean install