ci: update setup-java

Author: Adam-

.github/workflows/CI.yml

@@ -11,7 +11,7 @@ jobs:
         uses: actions/checkout@v4
 
       - name: Set up JDK 11
-        uses: actions/setup-java@v2
+        uses: actions/setup-java@v4
         with:
           distribution: adopt
           java-version: 11