don't fallback to exiftool for embedded image previews (#2747)

Given #2668 introduced support for imagemagick and libraw, this should no
longer be necessary which allow for reduced code footprint and complexity.

Fixes: #2744

server/src/infra/repositories/media.repository.ts

@@ -1,5 +1,4 @@
 import { CropOptions, IMediaRepository, ResizeOptions, TranscodeOptions, VideoInfo } from '@app/domain';
-import { exiftool } from 'exiftool-vendored';
 import ffmpeg, { FfprobeData } from 'fluent-ffmpeg';
 import sharp from 'sharp';
 import { promisify } from 'util';
@@ -19,10 +18,6 @@ export class MediaRepository implements IMediaRepository {
       .toBuffer();
   }
 
-  extractThumbnailFromExif(input: string, output: string): Promise<void> {
-    return exiftool.extractThumbnail(input, output);
-  }
-
   async resize(input: string | Buffer, output: string, options: ResizeOptions): Promise<void> {
     switch (options.format) {
       case 'webp':