feat(artplayer-plugin-dash-control)!: support dash.js v5

- replace removed v4 APIs with their v5 equivalents:
  getRepresentationsByType / getCurrentRepresentationForType /
  setRepresentationForTypeByIndex
- bump dash.js CDN references from 4.5.2 to 5.2.1 (modern/umd build)
- rebuild dist, docs/compiled and docs/uncompiled artifacts
- regenerate vitepress docs

docs/document/assets/index.md.BOUnJIvT.lean.js

@@ -0,0 +1 @@
+import{_ as i,o as a,c as n,ak as l}from"./chunks/framework.xxfEszSJ.js";const g=JSON.parse('{"title":"安装使用","description":"","frontmatter":{},"headers":[],"relativePath":"index.md","filePath":"index.md","lastUpdated":1775270107000}'),p={name:"index.md"};function t(e,s,h,k,r,E){return a(),n("div",null,s[0]||(s[0]=[l("",50)]))}const c=i(p,[["render",t]]);export{g as __pageData,c as default};