Alphabet Inc.’s Google has fired an employee who wrote an internal memo blasting the web company’s diversity policies, creating a firestorm across Silicon Valley.  James Damore, the Google engineer who wrote the note, confirmed his dismissal in an email, saying that he had been fired for “perpetuating gender stereotypes.” He said he’s “currently exploring all possible legal remedies.” The imbroglio at Google is the latest in a long string of incidents concerning gender bias and diversity in the tech enclave. Uber Technologies Inc. Chief Executive Officer Travis Kalanick lost his job in June amid scandals over sexual harassment, discrimination and an aggressive culture. Ellen Pao’s gender-discrimination lawsuit against Kleiner Perkins Caufield & Byers in 2015 also brought the issue to light,…