Update UniFile

Which has more correct nullability for some methods and case insensitivity for listFiles where possible.

app/src/main/java/eu/kanade/tachiyomi/data/download/DownloadProvider.kt

@@ -37,8 +37,8 @@ class DownloadProvider(
     internal fun getMangaDir(mangaTitle: String, source: Source): UniFile {
         try {
             return downloadsDir!!
-                .createDirectory(getSourceDirName(source))
-                .createDirectory(getMangaDirName(mangaTitle))
+                .createDirectory(getSourceDirName(source))!!
+                .createDirectory(getMangaDirName(mangaTitle))!!
         } catch (e: Throwable) {
             logcat(LogPriority.ERROR, e) { "Invalid download directory" }
             throw Exception(context.stringResource(MR.strings.invalid_location, downloadsDir ?: ""))

app/src/main/java/eu/kanade/tachiyomi/data/download/Downloader.kt

@@ -335,7 +335,7 @@ class Downloader(
         }
 
         val chapterDirname = provider.getChapterDirName(download.chapter.name, download.chapter.scanlator)
-        val tmpDir = mangaDir.createDirectory(chapterDirname + TMP_DIR_SUFFIX)
+        val tmpDir = mangaDir.createDirectory(chapterDirname + TMP_DIR_SUFFIX)!!
 
         try {
             // If the page list already exists, start from the file
@@ -480,7 +480,7 @@ class Downloader(
         page.progress = 0
         return flow {
             val response = source.getImage(page)
-            val file = tmpDir.createFile("$filename.tmp")
+            val file = tmpDir.createFile("$filename.tmp")!!
             try {
                 response.body.source().saveTo(file.openOutputStream())
                 val extension = getImageExtension(response, file)
@@ -512,7 +512,7 @@ class Downloader(
      * @param filename the filename of the image.
      */
     private fun copyImageFromCache(cacheFile: File, tmpDir: UniFile, filename: String): UniFile {
-        val tmpFile = tmpDir.createFile("$filename.tmp")
+        val tmpFile = tmpDir.createFile("$filename.tmp")!!
         cacheFile.inputStream().use { input ->
             tmpFile.openOutputStream().use { output ->
                 input.copyTo(output)
@@ -603,7 +603,7 @@ class Downloader(
         dirname: String,
         tmpDir: UniFile,
     ) {
-        val zip = mangaDir.createFile("$dirname.cbz$TMP_DIR_SUFFIX")
+        val zip = mangaDir.createFile("$dirname.cbz$TMP_DIR_SUFFIX")!!
         ZipOutputStream(BufferedOutputStream(zip.openOutputStream())).use { zipOut ->
             zipOut.setMethod(ZipEntry.STORED)
 
@@ -643,7 +643,7 @@ class Downloader(
         val comicInfo = getComicInfo(manga, chapter, chapterUrl, categories)
         // Remove the old file
         dir.findFile(COMIC_INFO_FILE)?.delete()
-        dir.createFile(COMIC_INFO_FILE).openOutputStream().use {
+        dir.createFile(COMIC_INFO_FILE)!!.openOutputStream().use {
             val comicInfoString = xml.encodeToString(ComicInfo.serializer(), comicInfo)
             it.write(comicInfoString.toByteArray())
         }