fix: video component can not play video suffix value as m3u8

@@ -14606,6 +14606,7 @@ class HandleDynamicEffect {
     videoPlay() {
         const basicAttr = Sidebar.prototype.enumCellBasicAttribute
         const enumAccessMode = HandleDynamicEffect.enumVideoAccessMode
+        const reg = /(?:.*)(?<=\.)/
         const videoPlayConfig = {
             controls: true,
             autoPlay: true,
@@ -14625,7 +14626,9 @@ class HandleDynamicEffect {
             if (Number(accessMode) === enumAccessMode.MANUAL_ENTER) {
                 this.graph.getModel().beginUpdate()
                 try {
-                    const template = this.createVideoTemplate(idEl, width, height, videoUrl)
+                    let type
+                    if (videoUrl.replace(reg, '') === 'm3u8') type = 'application/x-mpegURL'
+                    const template = this.createVideoTemplate(idEl, width, height, videoUrl, type)
                     cell.setAttribute('label', template)
                     this.graph.refresh(cell);
                 } finally {