Fix Build Issues with Android Build

Author: jakobkoerber

.github/workflows/deploy_beta.yml

@@ -29,7 +29,7 @@ jobs:
         uses: actions/setup-java@v3
         with:
           distribution: 'corretto'
-          java-version: '17'
+          java-version: '21'
 
       - name: Install Flutter Packages
         run: |