Fix other API change: body renamed to filename

libraries/matrix/api/src/main/kotlin/io/element/android/libraries/matrix/api/media/MatrixMediaLoader.kt

@@ -25,14 +25,14 @@ interface MatrixMediaLoader {
     /**
      * @param source to fetch the data for.
      * @param mimeType: optional mime type.
-     * @param body: optional body which will be used to name the file.
+     * @param filename: optional String which will be used to name the file.
      * @param useCache: if true, the rust sdk will cache the media in its store.
      * @return a [Result] of [MediaFile]
      */
     suspend fun downloadMediaFile(
         source: MediaSource,
         mimeType: String?,
-        body: String?,
+        filename: String?,
         useCache: Boolean = true,
     ): Result<MediaFile>
 }

libraries/matrix/impl/src/main/kotlin/io/element/android/libraries/matrix/impl/media/RustMediaLoader.kt

@@ -63,7 +63,7 @@ class RustMediaLoader(
     override suspend fun downloadMediaFile(
         source: MediaSource,
         mimeType: String?,
-        body: String?,
+        filename: String?,
         useCache: Boolean,
     ): Result<MediaFile> =
         withContext(mediaDispatcher) {
@@ -71,7 +71,7 @@ class RustMediaLoader(
                 source.toRustMediaSource().use { mediaSource ->
                     val mediaFile = innerClient.getMediaFile(
                         mediaSource = mediaSource,
-                        body = body,
+                        filename = filename,
                         mimeType = mimeType?.takeIf { MimeTypes.hasSubtype(it) } ?: MimeTypes.OctetStream,
                         useCache = useCache,
                         tempDir = cacheDirectory.path,

libraries/matrix/test/src/main/kotlin/io/element/android/libraries/matrix/test/media/FakeMatrixMediaLoader.kt

@@ -35,7 +35,7 @@ class FakeMatrixMediaLoader : MatrixMediaLoader {
     override suspend fun downloadMediaFile(
         source: MediaSource,
         mimeType: String?,
-        body: String?,
+        filename: String?,
         useCache: Boolean,
     ): Result<MediaFile> = simulateLongTask {
         if (shouldFail) {