feat(server): tone-mapping (#3512)

* added tonemapping

* check for hdr in transcode policy

* merged video thumbnail and transcoding logic

* updated tests

* removed log

* added dashboard option, updated api

* `out_color_matrix` for sdr video thumbs, cleanup

* updated tests & styling

* refactored tonemapping setting

* fixed tests

* formatting

* added tests

* updated api

* set target npl higher for mobius and reinhard

* convert to nv12 before nvenc

* fix test

---------

Co-authored-by: Alex Tran <alex.tran1502@gmail.com>

server/test/repositories/media.repository.mock.ts

@@ -2,7 +2,6 @@ import { IMediaRepository } from '@app/domain';
 
 export const newMediaRepositoryMock = (): jest.Mocked<IMediaRepository> => {
   return {
-    extractVideoThumbnail: jest.fn(),
     generateThumbhash: jest.fn(),
     resize: jest.fn(),
     crop: jest.fn(),