Update CI.yml (#77)

Author: offtherailz

.github/workflows/CI.yml

@@ -20,7 +20,7 @@ jobs:
     steps:
     - uses: actions/checkout@v2
     - name: Set up JDK 11
-      uses: actions/setup-java@v2
+      uses: actions/setup-java@v3
       with:
         java-version: '11'
         distribution: 'adopt'