revert: separation of write and read DBs

Signed-off-by: Deluan <deluan@navidrome.org>

persistence/mediafile_repository_test.go

@@ -6,7 +6,6 @@ import (
 
 	"github.com/Masterminds/squirrel"
 	"github.com/google/uuid"
-	"github.com/navidrome/navidrome/db"
 	"github.com/navidrome/navidrome/log"
 	"github.com/navidrome/navidrome/model"
 	"github.com/navidrome/navidrome/model/request"
@@ -20,7 +19,7 @@ var _ = Describe("MediaRepository", func() {
 	BeforeEach(func() {
 		ctx := log.NewContext(context.TODO())
 		ctx = request.WithUser(ctx, model.User{ID: "userid"})
-		mr = NewMediaFileRepository(ctx, NewDBXBuilder(db.Db()))
+		mr = NewMediaFileRepository(ctx, GetDBXBuilder())
 	})
 
 	It("gets mediafile from the DB", func() {