[Cordova, Exception] Build-tool 31.0.0 is missing DX

에러 내용 Cordova Android 실행 시 dx.bat을 찾을 수 없다고 나오는 현상. Build-tool 31.0.0 is missing DX at C:\Users\WDAGUtilityAccount\AppData\Local\Android\sdk\build-tools\31.0.0\dx.bat Build-tool 31.0.0 is missing DX at C:\Users\WDAGUtilityAccount\AppData\Local\Android\sdk\build-tools\31.0.0\dx.bat FAILURE: Build failed with an exception. * What went wrong: Could not determine the dependencies of task ':app:compi..