Change Java version.

.github/workflows/gradle.yml

@@ -43,10 +43,10 @@ jobs:
           path: |
             ~/.konan
           key: ${{ runner.os }}-${{ hashFiles('**/.lock') }}
-      - name: Set up JDK 11
+      - name: Set up JDK 17
         uses: actions/setup-java@v3
         with:
-          java-version: '11'
+          java-version: '17'
           distribution: 'temurin'
       - name: Give Execute Permission to Gradle Wrapper
         run: chmod +x gradlew

.github/workflows/publish.yml

@@ -9,11 +9,11 @@ jobs:
     steps:
       - name: Check out code
         uses: actions/checkout@v4
-      - name: Set up JDK 11
+      - name: Set up JDK 21
         uses: actions/setup-java@v4
         with:
           distribution: 'zulu'
-          java-version: 11
+          java-version: 21
       - name: Publish to MavenCentral
         run: ./gradlew publishToMavenCentral --no-configuration-cache
         env: