fix: quickfix for url param not provided for some sources.

shared/src/commonMain/kotlin/bou/amine/apps/readerforselfossv2/model/SelfossModel.kt

@@ -76,7 +76,7 @@ class SelfossModel {
     )
     @Serializable
     data class SourceParams(
-        val url: String
+        val url: String?
     )
     @Serializable
     data class Item(

shared/src/commonMain/kotlin/bou/amine/apps/readerforselfossv2/utils/EntityUtils.kt

@@ -20,7 +20,7 @@ fun SOURCE.toView(): SelfossModel.Source =
         this.spout,
         this.error,
         this.icon,
-        if (this.url != null) SelfossModel.SourceParams(this.url) else null
+        SelfossModel.SourceParams(this.url)
     )
 
 fun SelfossModel.Source.toEntity(): SOURCE =