Add whitespace linter (#24855)

server/channels/app/authorization.go

@@ -212,7 +212,6 @@ func (a *App) SessionHasPermissionToGroup(session model.Session, groupID string,
 
 func (a *App) SessionHasPermissionToChannelByPost(session model.Session, postID string, permission *model.Permission) bool {
 	if channelMember, err := a.Srv().Store().Channel().GetMemberForPost(postID, session.UserId); err == nil {
-
 		if a.RolesGrantPermission(channelMember.GetRoles(), permission.Id) {
 			return true
 		}