[RU]Remanga fix null error (#17833)

* [RU]Remanga fix null error

* clean reviewed

src/ru/remanga/build.gradle

@@ -6,7 +6,7 @@ ext {
     extName = 'Remanga'
     pkgNameSuffix = 'ru.remanga'
     extClass = '.Remanga'
-    extVersionCode = 77
+    extVersionCode = 78
 }
 
 dependencies {

src/ru/remanga/src/eu/kanade/tachiyomi/extension/ru/remanga/Remanga.kt

@@ -390,7 +390,11 @@ class Remanga : ConfigurableSource, HttpSource() {
                 altName = "Альтернативные названия:\n" + another_name + "\n\n"
             }
             val mediaNameLanguage = if (isEng.equals("rus")) en_name else rus_name
-            this.description = mediaNameLanguage + "\n" + ratingStar + " " + ratingValue + " (голосов: " + count_rating + ")\n" + altName + Jsoup.parse(o.description.replace("<p>", "").replace("</p>", "REPLACbR")).text().replace("REPLACbR", "\n")
+            this.description = "$mediaNameLanguage\n$ratingStar $ratingValue (голосов: $count_rating)\n$altName" +
+                o.description?.let { Jsoup.parseBodyFragment(it) }
+                    ?.select("p")
+                    ?.joinToString("\n") { it.text() }
+                    .orEmpty()
             genre = (parseType(type) + ", " + parseAge(age_limit) + ", " + (genres + categories).joinToString { it.name }).split(", ").filter { it.isNotEmpty() }.joinToString { it.trim() }
             status = parseStatus(o.status.id)
         }

src/ru/remanga/src/eu/kanade/tachiyomi/extension/ru/remanga/dto/Dto.kt

@@ -49,7 +49,7 @@ data class MangaDetDto(
     val rus_name: String,
     val another_name: String,
     val dir: String,
-    val description: String,
+    val description: String?,
     val issue_year: Int?,
     val img: ImgDto,
     val type: TagsDto,