MD: fix selector (#17584)

MDemon: fix selector

src/en/mangademon/build.gradle

@@ -5,7 +5,7 @@ ext {
     extName = 'Manga Demon'
     pkgNameSuffix = 'en.mangademon'
     extClass = '.MangaDemon'
-    extVersionCode = 2
+    extVersionCode = 3
 }
 
 apply from: "$rootDir/common.gradle"

src/en/mangademon/src/eu/kanade/tachiyomi/extension/en/mangademon/MangaDemon.kt

@@ -141,7 +141,7 @@ class MangaDemon : ParsedHttpSource() {
     }
 
     private fun loadMoreImages(document: Document): List<String> {
-        val buttonHtml = document.selectFirst("button:contains(load full chapter)")
+        val buttonHtml = document.selectFirst("img.imgholder ~ button")
             ?.attr("onclick")?.replace("\"", "\'")
             ?: return emptyList()