Manhwas.net: Not show empty images (#17172)

Filter invalid imgs

src/es/manhwasnet/build.gradle

@@ -5,7 +5,7 @@ ext {
     extName = 'Manhwas.net'
     pkgNameSuffix = 'es.manhwasnet'
     extClass = '.ManhwasNet'
-    extVersionCode = 7
+    extVersionCode = 8
     isNsfw = true
 }
 

src/es/manhwasnet/src/eu/kanade/tachiyomi/extension/es/manhwasnet/ManhwasNet.kt

@@ -147,7 +147,7 @@ class ManhwasNet : ParsedHttpSource() {
     }
 
     override fun pageListParse(document: Document): List<Page> {
-        return document.select("#chapter_imgs img").mapIndexed { i, img ->
+        return document.select("#chapter_imgs img[src][src!=\"\"]").mapIndexed { i, img ->
             val url = img.attr("abs:src")
             Page(i, imageUrl = url)
         }