Update actions/setup-java action to v5 (#30)

Co-authored-by: renovate[bot] <29139614+renovate[bot]@users.noreply.github.com>

Author: theEvilReaper

.github/workflows/build_pr.yml

@@ -17,7 +17,7 @@ jobs:
       - name: Setup Gradle
         uses: gradle/actions/setup-gradle@v4
       - name: Setup Java
-        uses: actions/setup-java@v4
+        uses: actions/setup-java@v5
         with:
           distribution: temurin
           java-version: 21

.github/workflows/publishing.yaml

@@ -18,7 +18,7 @@ jobs:
       - name: Setup Gradle
         uses: gradle/actions/setup-gradle@v4
       - name: Set up JDK 21
-        uses: actions/setup-java@v4
+        uses: actions/setup-java@v5
         with:
           distribution: 'temurin'
           java-version: '21'