Update to 2.6.4 accepted/tizen_4.0_base accepted/tizen_5.0_base accepted/tizen_5.5_base accepted/tizen_5.5_base_mobile_hotfix accepted/tizen_5.5_base_wearable_hotfix tizen_4.0_base_2.6.4 tizen_4.0_tv tizen_5.0_base tizen_5.5_base tizen_5.5_base_mobile_hotfix tizen_5.5_base_wearable_hotfix tizen_5.5_tv accepted/tizen/4.0/base/20200426.232218 accepted/tizen/5.0/base/20181101.090421 accepted/tizen/5.5/base/20191030.082259 accepted/tizen/5.5/base/mobile/hotfix/20201023.084529 accepted/tizen/5.5/base/wearable/hotfix/20201023.080909 accepted/tizen/base/20180910.072559 submit/tizen_4.0_base/20200416.125703 submit/tizen_4.0_tv/20200420.003751 submit/tizen_5.0_base/20181101.000001 submit/tizen_5.5_base/20191030.000001 submit/tizen_5.5_base_mobile_hotfix/20201023.171501 submit/tizen_5.5_base_wearable_hotfix/20201023.155601 submit/tizen_base/20180906.220932 tizen_5.5.m2_release