jpush_flutter 0.0.13 打release 包报错

日志如下：

```
AnsenMBP-3:fixtime apple$ flutter build apk --release --target-platform android-arm64
Initializing gradle... 1.1s
Resolving dependencies... 1.7s

FAILURE: Build failed with an exception.

• What went wrong:
  Execution failed for task ':jpush_flutter:verifyReleaseResources'.

  java.util.concurrent.ExecutionException: com.android.builder.internal.aapt.v2.Aapt2Exception: Android resource linking failed
  /Users/apple/Flutter/projects/fixtime/build/jpush_flutter/intermediates/res/merged/release/values-v28/values-v28.xml:7: error: resource android:attr/dialogCornerRadius not found.
  /Users/apple/Flutter/projects/fixtime/build/jpush_flutter/intermediates/res/merged/release/values-v28/values-v28.xml:11: error: resource android:attr/dialogCornerRadius not found.
  /Users/apple/Flutter/projects/fixtime/build/jpush_flutter/intermediates/res/merged/release/values/values.xml:2615: error: resource android:attr/fontVariationSettings not found.
  /Users/apple/Flutter/projects/fixtime/build/jpush_flutter/intermediates/res/merged/release/values/values.xml:2616: error: resource android:attr/ttcIndex not found.
  error: failed linking references.

• Try:
  Run with --stacktrace option to get the stack trace. Run with --info or --debug option to get more log output. Run with --scan to get full insights.

• Get more help at https://help.gradle.org

BUILD FAILED in 18s
Running Gradle task 'assembleRelease'...
Running Gradle task 'assembleRelease'... Done 19.4s
Gradle task assembleRelease failed with exit code 1