Small fixes

kotatsu-parsers-ksp/src/main/kotlin/org/koitharu/kotatsu/parsers/ksp/ParserProcessor.kt

@@ -70,6 +70,7 @@ class ParserProcessor(
 				import org.koitharu.kotatsu.parsers.model.MangaSource
 				
 				@Suppress("DEPRECATION")
+				@Deprecated("", replaceWith = ReplaceWith("context.newParserInstance(this)"))
 				fun MangaSource.newParser(context: MangaLoaderContext): MangaParser = when (this) {
 				
 			""".trimIndent(),
@@ -155,4 +156,4 @@ class ParserProcessor(
 			sourcesWriter?.write("\t$deprecationString$name(\"$title\", $localeString$localeComment),\n")
 		}
 	}
-}
+}