code: func (a *Attribute) Uninstall(opt *FilterOptions) {
  	if opt.Local {
  		opt.GitConfig.UnsetLocalSection(a.Section)
  	} else if opt.System {
  		opt.GitConfig.UnsetSystemSection(a.Section)
  	} else {
  		opt.GitConfig.UnsetGlobalSection(a.Section)
  	}
  }
docs: // Uninstall removes all properties in the path of this property.