ci: update actions/setup-java to v4

Author: Pesa

.github/workflows/ci.yml

@@ -19,7 +19,7 @@ jobs:
       - name: Checkout repository
         uses: actions/checkout@v4
       - name: Set up Java
-        uses: actions/setup-java@v3
+        uses: actions/setup-java@v4
         with:
           distribution: temurin
           java-version: ${{ matrix.java }}