code: func (c *FakeClient) DeleteRelease(rlsName string, opts ...DeleteOption) (*rls.UninstallReleaseResponse, error) {
  	for i, rel := range c.Rels {
  		if rel.Name == rlsName {
  			c.Rels = append(c.Rels[:i], c.Rels[i+1:]...)
  			return &rls.UninstallReleaseResponse{
  				Release: rel,
  			}, nil
  		}
  	}
  
  	return nil, storageerrors.ErrReleaseNotFound(rlsName)
  }
docs: // DeleteRelease deletes a release from the FakeClient