2. fix ios predownload path error

2. fix fileId preDownload failed with sign

2. fix video offline download videoQualityId's range error

2、move restorePageBrightness from moreView to demoSuperPlayer

fix the issue of black screen appearing in pip window on some devices & pip window can adjust window radio by video radio

2.download add speed params
3,fix max brightness value error on MIUI 14.0.4

2.android brightness range error
3.adjust flutter min version