Update build-fcash-upload-android.yml

Author: bmc08gt

.github/workflows/build-fcash-upload-android.yml

@@ -45,7 +45,7 @@ jobs:
       - name: Setup Java env
         uses: actions/setup-java@v3
         with:
-          java-version: '17'
+          java-version: '21'
           distribution: 'corretto'
           cache: 'gradle'