Photo by Carl Court/Getty Images Westminster was united in asking one question at Monday lunchtime: was it enough? Keir Starmer’s much-anticipated reset speech was intended to cool heads in the Parliamentary Labour Party as MPs seethe over one of the party’s worst local election results ever and some consider whether to push ahead with a leadership contest. The Prime Minister’s rhetoric was both modest and strident. He admitted to mistakes and said he acknowledged he had doubters in his own party who were frustrated with him, an admission delivered long after those facts were taken as given by his colleagues. But he also pledged to carry on with the job, to be more radical and gave no ground to those who want Andy Burnham returned to parliament as a ready-made replacement for Starmer before the next general election. His central argument against a leadership challenge was that it would replicate the Tory chaos that the Labour party was elected to stop.…