Fix initialisms/app (#16818)

Automatic Merge

app/upload.go

@@ -153,8 +153,8 @@ func (a *App) GetUploadSession(uploadId string) (*model.UploadSession, *model.Ap
 	return us, nil
 }
 
-func (a *App) GetUploadSessionsForUser(userId string) ([]*model.UploadSession, *model.AppError) {
-	uss, err := a.Srv().Store.UploadSession().GetForUser(userId)
+func (a *App) GetUploadSessionsForUser(userID string) ([]*model.UploadSession, *model.AppError) {
+	uss, err := a.Srv().Store.UploadSession().GetForUser(userID)
 	if err != nil {
 		return nil, model.NewAppError("GetUploadsForUser", "app.upload.get_for_user.app_error",
 			nil, err.Error(), http.StatusInternalServerError)