Switch to different ktlint plugin

Should be better at incremental builds.
To format, run `./gradlew ktlintFormat`.

source-api/src/commonMain/kotlin/eu/kanade/tachiyomi/source/Source.kt

@@ -64,7 +64,9 @@ interface Source {
         "Use the non-RxJava API instead",
         ReplaceWith("getMangaDetails"),
     )
-    fun fetchMangaDetails(manga: SManga): Observable<SManga> = throw IllegalStateException("Not used")
+    fun fetchMangaDetails(manga: SManga): Observable<SManga> = throw IllegalStateException(
+        "Not used",
+    )
 
     /**
      * Returns an observable with all the available chapters for a manga.
@@ -75,7 +77,9 @@ interface Source {
         "Use the non-RxJava API instead",
         ReplaceWith("getChapterList"),
     )
-    fun fetchChapterList(manga: SManga): Observable<List<SChapter>> = throw IllegalStateException("Not used")
+    fun fetchChapterList(manga: SManga): Observable<List<SChapter>> = throw IllegalStateException(
+        "Not used",
+    )
 
     /**
      * Returns an observable with the list of pages a chapter has. Pages should be returned