actions: fix jdk used

Author: OxygenCobalt

.github/workflows/android.yml

@@ -17,11 +17,11 @@ jobs:
       uses: actions/checkout@v4
     - name: Clone submodules
       run: git submodule update --init --recursive --remote
-    - name: Set up JDK 17
+    - name: Set up JDK 21
       uses: actions/setup-java@v4
       with:
-        java-version: '17'
-        distribution: 'temurin'
+        java-version: "21"
+        distribution: "jetbrains"
         cache: gradle
     - name: Grant execute permission for gradlew
       run: chmod +x gradlew