update docs

packages/artplayer/src/player/flipMix.js

@@ -20,7 +20,6 @@ export default function flipMix(art) {
             if (flip === 'normal') {
                 delete $player.dataset.flip;
             } else {
-                art.rotate = false;
                 $player.dataset.flip = flip;
             }
 

packages/artplayer/src/style/fullscreenRotate.less

@@ -1,11 +0,0 @@
-.art-fullscreen-rotate {
-    position: fixed;
-    z-index: 9999;
-    width: 100%;
-    height: 100%;
-    left: 0;
-    top: 0;
-    right: 0;
-    bottom: 0;
-    background-color: #000;
-}

packages/artplayer/src/style/index.less

@@ -14,7 +14,6 @@
 @import './hideCursor.less';
 @import './aspectRatio.less';
 @import './fullscreenWeb.less';
-@import './fullscreenRotate.less';
 @import './mini.less';
 @import './autoSize.less';
 @import './flip.less';